TopDiag feature image

TopDiag

Review rating Review rating Review rating Review rating Review rating 4.4 Fact checked
Buy on Amazon

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

When purchasing a product, price is the consumer's primary concern. At present, TopDiag has 42 products for sale. TopDiag products range in price from $20.99 to $328, and the average price of all the products is about $117.32.

You can confidently purchase TopDiag products from the seller TopDiag. The brand holds an average rating of 4.4, testifying to its excellent reputation.

TopDiag Best Sellers

Last Updated: Jan 12, 2025

TopDiag P200 Power Circuit Probe Kit - Automotive Circuit Tester with 2024 Online Update, 9~30V Voltage Range, Multimeter, Relay Test, Fuel Injector Tester, Activating Component, Oscilloscope Mode

Circuit Testers
TopDiag P200 Power Circuit Probe Kit - Automotive Circuit Tester with 2024 Online Update, 9~30V Voltage Range, Multimeter, Relay Test, Fuel Injector Tester, Activating Component, Oscilloscope Mode Cover
Buy on Amazon Find on eBay
[15+ Diagnostic Car Services for Automotive System] Multiple functions - almost covering the probe tools on the market. With Multimeter function, Oscilloscope mode, Continuity testing, Relay test, Activating components in your hand, Power supply/ground detecting/open & short testing, Trailer lights testing, Signal circuit testing, Checking for Bad Ground Contacts, Clean the Injectors, 20FT extension cable & LED light, AC/DC voltage/resistance/diode/frequency testing.
[Multimeter & Oscilloscope Tester] The P200 Circuit tester will be the more versatile and powerful Power Circuit Probe Kit you've ever seen. Contains the multimeter's DC voltage (VDC), resistance (OHM), diode/on-off test (DIO), current (AMP) and frequency test functions, combined with the unique oscilloscope function and buzzer, can test components according to voltage, resistance value, frequency duty cycle, and waveform diagrams to quickly diagnose problems with your circuit system.
[Activating Electrical Components] Being able to ap-ply battery power or ground right to the probe tip gives you the ability to activate and dynamically test electrical components such as lights, motors and solenoids.
[Smart Test & Positive & Negative Test] When connected to the probe of Car Electrical Test Tool to measure voltage, resistance, positive/negative polarity, it will automatically become an instant auto-range, intelligent judgment does not require manual selection, and the corresponding parameter values and prompts are displayed on the HD LCD screen. With a 20ft cable, you can quickly assist you in diagnosing the car's condition without opening the wiring.
[Clean the fuel injector] It is extremely important to regularly test the fuel injector. P200 provides 4 types of pulse signals (once or multiple times) combined with car cleaner to achieve maximum cleaning effect.
[Relay Test] There's nothing worse getting stuck on the trail at night because your light relay burnt out, losing your radio in the middle of a road trip, or not being able to finish your project because you're short one small relay. With our P200 relay test, fix your lights on the fly, and keep the road trip rocking all night long.
[Widely Application] The Topdiag P200 is essential for a range of automotive diagnostic scenarios, whether you're a professional mechanic troubleshooting complex vehicle issues or a DIY enthusiast performing routine maintenance tasks. With its versatile capabilities, it's perfect for diagnosing electrical problems, testing relays, analyzing fuel injectors, activating components, and even utilizing oscilloscope mode for advanced troubleshooting. It's a must-have tool for anyone working on automotive electrical systems
[18 Languages & Firmware Upgrade] You can choose from 18 languages.You can easily use a USB data cable to connect Circuit tester automotive to a computer to perform an online upgrade program.
[1-YEAR WARRANTY, PERFECT SERVICE] Topdiag Car circuit tester provides 1-year warranty, and supports 30 days no reason to return. If you encounter any issues during the product update, please contact me immediately. We offer 24/7 online technical support to assist you. E MAIL: jihaotech @ outlook . com

Topdiag P100 Power Circuit Probe Kit Probe Tester Car Fuse Tester Circuit Breaker Finder AC DC Voltage Tester Circuit Tester Automotive 40Ft Cable 12V 24V

Circuit Testers
Topdiag P100 Power Circuit Probe Kit Probe Tester Car Fuse Tester Circuit Breaker Finder AC DC Voltage Tester Circuit Tester Automotive 40Ft Cable 12V 24V Cover
Buy on Amazon Find on eBay
P100 Power Circuit Probe Tester: P100 circuit tester is one of the most versatile automotive electrical tools available on the market. It is designed to test various aspects of your vehicle's electrical system, including AC/DC voltage, resistance, continuity, polarity, and connections. With this probe tester, vehicle owners can easily diagnose electrical issues on their own without the need for professional assistance.
Circuit Breaker & Safety Design: Our probe tester is equipped with a built-in circuit breaker for added safety. This feature ensures that the automotive circuit tester is protected against short circuits and overloads. If the tester detects an overload, the circuit breaker will trip to protect not only the tool but also the user.
Components Activation Function: This electrical circuit tester also comes with components activation function. It can be used to test various components, such as continuity, ground connection, short circuits, and polarity detection. Before testing any circuit or component, it is recommended to perform a quick self-test to ensure the tester is functioning properly.
20ft Extension Cable: Our power circuit tester comes with a durable and safe 20ft extension cable. This allows you to freely move around the vehicle while performing tests. Additionally, the extension cable ensures less deviation and provides more accurate testing data, giving you a better understanding of your vehicle's condition.
Wide Application: Our P100 power circuit probe test kit has a wide range of applications. It can be used as a car fuse tester, power tester, breaker finder, short finder, and automotive multimeter, among others. It also offers professional diagnostic capabilities and supports multiple languages, making it suitable for various vehicles and user requirements.

TopDiag P200 Pro Power Circuit Probe Kit 9V-48V Circuit Systems 2025 Automotive Circuit Tester - Multimeter/Oscilloscope/Fuel Injector Tester/Activating Component

Circuit Testers
TopDiag P200 Pro Power Circuit Probe Kit 9V-48V Circuit Systems 2025 Automotive Circuit Tester - Multimeter/Oscilloscope/Fuel Injector Tester/Activating Component Cover
Buy on Amazon Find on eBay
[Powerful and Accurate Probe Tester Kit]: The P200 Pro Automotive Circuit Tester is an upgraded version of the P200, designed for quickly testing all 9V-48V electronic systems. It can diagnose problems in car components, electrical circuit systems, or fuel injectors swiftly. It's intelligent and intuitive, perfect for both novice drivers and maintenance engineers.
[Comprehensive Automotive System Tester]: This kit offers multiple functions, covering almost all probe tools available on the market. It includes: Multimeter functionCurrent Leakage RecordOscilloscope modeContinuity testingRelay testActivating componentsPower supply/ground detecting/open & short testingTrailer lights testingSignal circuit testingChecking for Bad Ground ContactsInjector cleaning20FT extension cable & LED lightAC/DC voltage/resistance/diode/frequency testing.
[Current Leakage Detection]: The P200 Pro Tester features a 2.4-inch screen, supports real-time current size detection, and displays the current graph. It allows you to monitor current status for up to an hour and playback to understand any current leakage issues.
[Smart Test & Polarity Test]: When connected to the Car Electrical Test Tool probe to measure voltage, resistance, or polarity, it automatically becomes an instant auto-range device. It displays corresponding parameter values and prompts on the HD LCD screen. The 20ft cable aids in diagnosing the car's condition quickly without the need to open the wiring.
[Multimeter & Oscilloscope Functions]: The P200 Pro Circuit Tester is a versatile and powerful Power Circuit Probe Kit. It contains multimeter functions for DC voltage (VDC), resistance (OHM), diode/on-off test (DIO), current (AMP), and frequency testing. Combined with the unique oscilloscope function and buzzer, it tests components based on voltage, resistance, frequency duty cycle, and waveform diagrams, quickly diagnosing circuit system problems.
[18 Languages & Online Firmware Upgrade]: The device supports 18 languages. Use a USB data cable to connect the automotive circuit tester to a computer for online upgrades. Stay updated with the latest vehicle updates.
[Wide Application]: The P200 Pro Circuit Tester is ideal for testing continuity, signal circuits, activating components, finding bad grounds, and short circuits, and testing trailer lights. It's a fast and efficient electrical testing tool for modern automotive technicians, mechanics, and engineers.
[Support Online Upgrade]: For upgrading, connect the device to a computer. After opening the upgrade software, press and hold the "left" and "OK" keys simultaneously. The computer will detect the device memory card, then follow the software steps to upgrade.
The Topdiag P200 PRO offers significant advancements over the P200, making it a superior choice for both novice and professional users. With enhanced features such as advanced voltage testing, comprehensive resistance testing, full multimeter functionality, current leakage detection, smart testing, and an integrated oscilloscope, the P200 PRO stands advanced version of automotive circuit tester. Its additional benefits, like the extended cable, multi-language support, and easy firmware upgrades, make it an invaluable tool for efficient and accurate diagnostics.

Topdiag BT300 12V/24V Battery Tester Automotive Start Test Battery Tester 20-2000 CCA Charge Test Quick Test Standard Test Software Update Multiple Languages

Car Battery Testers
Topdiag BT300 12V/24V Battery Tester Automotive Start Test Battery Tester 20-2000 CCA Charge Test Quick Test Standard Test Software Update Multiple Languages Cover
Buy on Amazon Find on eBay
[Topdiag BT300 12V/24V Universal Battery Tester] Topdiag BT300 is able to detect the faults of car starting system and charging system, perform quick test and standard test, can test all automotive starter batteries, such as ordinary lead-acid batteries, AGM flat batteries. AGM spiral batteries and gel batteries. BT300 can test most of the current battery standards, include: CCA, JIS, GB, SAE, MCA, CA, DIN, IEC, EN, BCI, etc.
[Quick Test] BT300 car battery tester not only performs standard test, but also performs quick test on vehicle batteries. In this mode, BT300 will display the voltage, input rating, power, CCA and impedance accurately and rapidly. With anti-slip design, rugged and durable housing and 2.4 inch true-color screen, making BT300 become one of the most cost-effective products.
[Start Test & Charging Test] Topdiag BT300 automotive battery tester allows to check the conditions of starting system and charging test, so you can view the current battery start test results and battery status and make sure that your car is in good running condition at all times.
[Multiple Languages & Software Update Mode] BT300 battery testers support up to 8 languages: English, Spanish, German, French, Italian, Portuguese, Polish, Chinese, etc. Topdiag BT300 also supports software update, ensure you always access to the latest features.
[Wide Applications & After-sales Services] Topdiag BT300 auto battery tester can be widely use for all 12V/24V vehicle battery system diagnostics, including but not limited to cars, trucks, buses, diesel vehicles, motorcycles, boats, beach carts and more. And each product will come with 1 year warranty and F-ULL r-efund or new replacement within 30 days services. If you have any suggestions or questions about our product, please feel free to contact us and we will get back to you asap.

P200 Power Circuit Probe Kit, 9-30V Automotive Short Finder, Power Circuit Probe Tester Multimeter/Activating Component/Relay/Fuel Injector/Oscilloscope/0~5V Power

Circuit Testers
P200 Power Circuit Probe Kit, 9-30V Automotive Short Finder, Power Circuit Probe Tester Multimeter/Activating Component/Relay/Fuel Injector/Oscilloscope/0~5V Power Cover
Buy on Amazon Find on eBay
[Upgraded Circuit Test Kit] : P200 Automotive Circuit Tester features: 1.Intelligent identification of voltage/resistance 2.Multimeter mode 3.Relay test 4.Injector test 5.Diode test 6.Oscilloscope function 7.0-5V adjustable power supply 8.Activation of vehicle components 9.Positive and negative polarity test 10.Intelligent circuit breaker protection 11.Screen style background optional 12.Network can be upgraded online 13.Built-in Multi-lingual settings.
[Smart Test] : Power Circuit Probe Kit can automatically identify the signal under test, Automotive circuit tester Accurately and quickly detect voltage and resistance, and save time for switching between different test modes. Equipped with about 20ft extension cord for you to reach all around your vehicles, trucks and trailers. Also, the built-in flashlight can illuminate your working area.
[Circuit Probe Tester Specifications And Parameters] : P200 Automotive Circuit Tester Parameters: Operating temperature: 0 - 60 ° C (32 - 140 f °) Storage temperature: 40 - 70 ° C (- 40 - 185 f °) External power supply: 12V or 24V, powered by battery Minimum working voltage: 9V -- 30V Maximum measured voltage: 0.1V -- 150V Resistance measurement range: 1 ohm ~ 200K ohm Measuring current range: 0 ~ 18a Maximum continuous current: 18a.
[Component Activation] : Topdiag P200 probe tester has 3 activation modes and overload current settings can supply power to components such as lamps, cooling fans, starters, relays, and washers. The 0~5V power supply function is very effective when checking the wiring with ECU. Powered by the car battery.
[About Service] : power circuit probe tester kit extensive application, professional diagnosis, support multi language. If you have any questions about powerful circuit tester kit, please email us and we will reply to you within 24 hours.
[Widely Application] P200 Circuit Tester is widely testing continuity, signal circuit, It is a tool for quickly testing all 9V-30V electronic systems. The test time is greatly shortened, convenient, fast and intelligent! which is the only upgradeable automotive circuit tester on the market.
[Technical assistance] If you have any installation problems about P200 power scan kit, please email us at any time. We can provide technical support.

Car Battery Tester 12V Automotive, 100-2000 CCA Alternator Tester for 24V Cars, Probador de Batera Automotriz, BT200 Pro

Car Battery Testers
Car Battery Tester 12V Automotive, 100-2000 CCA Alternator Tester for 24V Cars, Probador de Batera Automotriz, BT200 Pro Cover
Buy on Amazon Find on eBay
[12V & 24V Automotive Car Battery Tester] TopDiag BT200 Pro Car Battery Tester can test all 12V & 24V 100-2000 CCA batteries , Compatible with the following Regular Flooded, AGM Flat Plate, AGM Spiral, GEL, EFB battery types. This battery load tester supports battery health test, state of charge test, car charging start system test, alternator tester and other functions. Lets you quickly diagnose the condition of your car.
[Fast & Accurate Detection] The digital battery tester automotive has a built-in millisecond level custom integrated chip and uses advanced conductivity technology to directly present the battery's state of health (SOH), state of charge (SOC), test result display value with actual voltage, rated CCA value, measured CCA value, and resistance value in a digital display. It only takes 3 seconds to display the test results with 99.8% accuracy.
[Battery & Cranking & Charging & Wave Test] Compared with other automotive battery testers, this car battery analyzer has added 1 more mode, and there are 4 test modes in total. The battery cca tester can not only test the startup of the starter system, but also monitor the battery health of the charging system and the waveform of the voltage. No longer have to drive miles to the repair shop to get it checked, which is convenient and money-saving for you.
[Easy to Operate] The red clip of the TopDiag Car battery tester 12v battery analyzer is connected to the positive "+", and the black clip is connected to the negative "-". Select the corresponding test mode on the display to obtain the corresponding parameters (voltage, resistance, SOH, SOC, CCA value, etc.). 4 key operation, easy to understand.
[Upgrade Mode & USB Storage] TopDiag BT200 Pro auto battery tester is equipped with upgrade system mode. Even if the car iterates quickly, the system can be upgraded to keep pace with the times. With additional data export function and 7 language setting functions, you can export the saved data to PC with just one USB. (Note: The product does not include a USB cable).

Original TopDiag M100 Pro Motorcycle Scanner Professional Diagnostic Tool for Motorcycle (Standard Version)

Code Readers
Original TopDiag M100 Pro Motorcycle Scanner Professional Diagnostic Tool for Motorcycle (Standard Version) Cover
Buy on Amazon Find on eBay
[Topdiag M100 pro Hand-Held Operation] : Jdiag m100 pro motorcycle scanner is hand-held operation, easy to use, simplo and flexible, fast troubleshooting.
[Topdiag M100 Pro Widely Used For Motorcycle Repair] ：Suitable for motorcycle maintenance technicians andpersonal vehicle maintenance and repair.
[Multiple Battery Test Methods] Jdiag m100 pro motorcycle scanner: Multiple test methods for more professional testing of car batteries.
[Support Multi-languages] ：English,Traditional Chinese, Viotnamese, Indonesian, Thai, Spain;Turkey, Portugel, French, Khmer.
[Jdiag m100 pro motorcycle scanner support Motorcycle list] : Hartford, Aeon, Honda, SYM, Yamaha,Suzuki,Kymco,Kawasaki,Piaggio,PGO,KTM, etc

Topdiag BT200 12V 24V Car Battery Tester 2024, 100-2000 CCA Digital Battery Analyzer, Automotive Charging Cranking System Tester, Quick/Stacndard Test

Car Battery Testers
Topdiag BT200 12V 24V Car Battery Tester 2024, 100-2000 CCA Digital Battery Analyzer, Automotive Charging Cranking System Tester, Quick/Stacndard Test Cover
Buy on Amazon Find on eBay
[12V & 24V AUTOMOTIVE CAR BATTERY TESTER] BT200 Car Battery Tester is a great tool that checks out all 12V and 24V batteries, ranging from 100 to 2000 CCA. It performs quick tests for cranking and charging.
[SECURITY BEYOND YOUR WILDEST DREAMS] BT200 battery tester comes with reverse polarity protection and short-circuit protection, so you don't have to worry about damaging your car battery.
[BATTERY & CRANKING & CHARGING & WAVE TEST] Compared to other car battery testers out there, Topdiag BT200 analyzer has an extra mode, bringing the total to four different testing options.
[USER-FRIENDLY] The BT200 battery tester is a cinch to use, thanks to its oversized LCD screen with a bright white backlight and a dial to tweak the contrast for crystal-clear, legible readings.
[ONLIE UPGRADE] The TopDiag BT200 auto battery tester boasts an upgradeable system mode, ensuring it stays cutting-edge even as cars evolve at breakneck speed.

TopDiag P100 Pro Power Circuit Probe Kit - Automotive Digital Multimeter Tester, Oscilloscope, and Circuit Breaker Finder - 9-30V Electric Tester Tool for Cars and Motorcycles

Circuit Testers
TopDiag P100 Pro Power Circuit Probe Kit - Automotive Digital Multimeter Tester, Oscilloscope, and Circuit Breaker Finder - 9-30V Electric Tester Tool for Cars and Motorcycles Cover
Buy on Amazon Find on eBay
[P100 Pro Circuit Tester] The P100 Pro is an intelligent automotive circuit tester designed for testing voltage, resistance, and detecting faults in vehicle electrical circuits. Upgradeable and user-friendly, it helps you efficiently diagnose and troubleshoot your car.
[Oscilloscope Function] The oscilloscope function of this probe tester displays accurate electrical waveforms on the screen, allowing you to analyze AC/DC signal voltage, detect voltage fluctuations, and identify connection issues. It also features a built-in LED light for working in low-light conditions.
[Multimeter Mode] Our multifunctional automotive power circuit probe tester serves as an essential tool for every vehicle owner. With quick and precise measurements of voltage, resistance, diode, frequency, and continuity, it greatly simplifies automotive circuit diagnosis.
[Component Activation] Easily connect the power circuit probe tester to your vehicle battery and test the functionality of various components like starters, windshield wipers, or air conditioning system. Ensure that everything is working properly.
[Free Online Upgrade] Enjoy free online upgrades for our automotive diagnostic tool. We continuously improve the functionality of the car circuit tester based on user feedback and latest car specifications, providing you with a smooth and enhanced diagnostic experience.
[0-5V Power Supply] P100 Pro car diagnostic tool has a 0-5v power supply function that other common circuit test tools do not have. When the circuit connected to the probe tip forces the voltage above or below the set point voltage of 0.5 volts, the device will sound an alarm to know that the output voltage is different from 0 to 5V(current＜100mA) in 0.5 volt increments.
[Multiple Languages Available] A total of 14 languages are supported in the automotive electrical tester, include English Spanish German French Portuguese Italian,etc.

Topdiag P55 Electrical Tools Circuit Tester Component Activation Continuity Test Trailer Light Tester Jumper Lead Function 12V-24V Short Circuit Located Overload Protected

Circuit Testers
Topdiag P55 Electrical Tools Circuit Tester Component Activation Continuity Test Trailer Light Tester Jumper Lead Function 12V-24V Short Circuit Located Overload Protected Cover
Buy on Amazon Find on eBay
[Topdiag P55: Efficient Electrician Tools While Driving] Here is a must-have repair tool for car owners or technicians - Topdiag P55 automotive circuit tester. It is capable of performing component activation function, positive and negative pole detection, continuity test, grounding test, test trailer lights and connectors, tracking and locating short circuits and jumper lead function, etc. Topdiag P55 power circuit probe tester is your perfect travel companion which will save a lot of bills and time for you!
[Quick Self-test & Component Activation Function] When you get P55 electrical tester in your hand, you can use it to perform a quick self-test, to confirm whether your car is in a good condition. In addition, component activation function allows you to activate different components of your vehicle, such as starter, fuel pump, cooling fan, headlights and blower, etc. When your car needs diagnosis, Topdiag P55 can meet your needs properly.
[Continuity Test & Grounding Test] Topdiag P55 can be used as a continuity tester, you can see the lights to determine the continuity of the vehicle. Furthermore, it supports grounding detection, which can help you identify whether there is a bad ground in your car. And this power tester also bulit-in dual LED lights to light up the work area, helps you to work better in the dark.
[Jump Lead Function & Short Circuit Located] With jump lead function, Topdiag P55 automotive circuit tester can be used to detect failures in the power supply part of your vehicle. And it is able to track and locate short circuits, you can use it to determine the location of a short circuit and no need to ask for help from technicians. All these practical functions make the Topdiag P55 electric tester a wise gift choice for car owners or DIYers.
[Wide Vehicle Coverage & After-sales Service] Topdiag P55 electrical tools for electrician is Compatible with different vehicle models, including but not limited to cars, pickup trucks, SUV, motorcycles, excavators and steamships, etc. Each Topdiag P55 tester electric is directly from Topdiag factory and come with 1 year warranty, F-ULL r-efund or new replacement within 30 days services. If you have any questions about our product, please feel free to let us know and we will try our best to help you out.

Topdiag PS001 TPMS Programming Tool, 2024 TPMS Relearn/Programm/Match/Activate Tool TPMS Activation Tool with 4 Sensors Support 16+ Languages

TPMS Relearn Tools
Topdiag PS001 TPMS Programming Tool, 2024 TPMS Relearn/Programm/Match/Activate Tool TPMS Activation Tool with 4 Sensors Support 16+ Languages Cover
Buy on Amazon Find on eBay
[Topdiag PS001 Tire Pressure Matching Tool] As a tire pressure sensor programming tool, PS001 is able to read and clear fault codes; read, program, learn tire pressure; activate 315MHz/433MHz tire pressure sensors; perform offline programming, tire pressure matching and tire pressure monitoring. Topdiag PS001 is a convenient, efficient TPMS sensor tool and compatible with more than 98% of US/European/Asian vehicle models. To sum up, PS001 is a great partner to make the journey easier!
[Sensors Activating/Programming & Tire Pressure Learning] With PS001 TPMS scan tool in your hand, you can select the country, language and vehicle model first, then activate sensors and the device will display the ID, air pressure, temperature and battery level. PS001 also can program TPMS sensors via manual creation, automatic creation and offline programming. Furthermore, PS001 has tire pressure learning mode, allows you read corresponding ID, modified corresponding ID, read and clear fault codes.
[View Historical Actions & View Device Information] Topdiag PS001 TPMS sensor programmer supports to access the last matching vehicle model and latest programming and activating records, view the TPMS and VCI device parameters, adjust the device sleep time and version information, etc. And every PS001 will come with 4 sensors, so Topdiag PS001 is a money-saving choice for every car owner.
[Wide Coverage & 16+ Languages] Topdiag PS001 TPMS relearn tool not only supports 98% of US/European/Asian vehicle models, but also has 16+ languages options: English, Chinese, German, Russian, French, Italian, Vietnamese, Dutch, Polish, Turkish, Spanish, Serbian, Portuguese, Slovak, Czech, Magyar.
[Excellent Quality & Considerate After-sales Service] Our goal is to provide each customer with high quality products and after-sales service, so every Topdiag PS001 TPMS tool will come with 1 year warranty and F-ULL R-EFUND or new replacement within 30 days. If you have any dissatisfaction, questions or suggestion about our tool, please feel free to let us know.

Topdiag P200 Power Circuit Probe Tester Advanced Automotive Electrical System Multimeter Oscilloscope & TopDiag P100 Pro Power Circuit Probe Kit - Automotive Digital Multimeter Tester, Oscilloscope

Topdiag P200 Power Circuit Probe Tester Advanced Automotive Electrical System Multimeter Oscilloscope & TopDiag P100 Pro Power Circuit Probe Kit - Automotive Digital Multimeter Tester, Oscilloscope Cover
Buy on Amazon Find on eBay
Topdiag P200 car scanner can be used to test voltage, fuel injector, diode, continuity, polarity, etc. P100 Pro is an intelligent automotive circuit tester designed for testing voltage, resistance, and detecting faults in vehicle electrical circuits. Upgradeable and user-friendly, it helps you efficiently diagnose and troubleshoot your car.
[Topdiag P200: Multimeter & Oscilloscope Mode] There are two basic functions of P200 car diagnostic scanner-one is the multimeter mode, which can quickly test DC voltage, resistance, continuity, diode, current and frequency; the other function is oscilloscope, which can quickly analyzes and diagnoses the problems of vehicles by display electrical waveforms on the screen.
[P200: Fuel Injector Testing] If the fuel injector is damaged, that will easily lead to engine idling instability, fuel consumption increase, cause engine shock. Also, Topdiag P200 scan tool also a relay tester automotive kit, which will make it more convenient for the owner to check whether the fuel injector and other parts of the vehicle in a good condition regularly.
[P100 Pro: Component Activation] Easily connect the power circuit probe tester to your vehicle battery and test the functionality of various components like starters, windshield wipers, or air conditioning system. Ensure that everything is working properly.
[Topdiag P100 Pro - 0-5V Power Supply] P100 Pro car diagnostic tool has a 0-5v power supply function that other common circuit test tools do not have. When the circuit connected to the probe tip forces the voltage above or below the set point voltage of 0.5 volts, the device will sound an alarm to know that the output voltage is different from 0 to 5V(current＜100mA) in 0.5 volt increments.

TopDiag P200 Automotive Circuit Tester, 12V 24V Car Electrical Test Tool with Multimeter/Activating Component/Relay/Fuel Injector/Oscilloscope/0~5V Power with 20ft Cable for Vehicle

Fuel Pressure Testers
TopDiag P200 Automotive Circuit Tester, 12V 24V Car Electrical Test Tool with Multimeter/Activating Component/Relay/Fuel Injector/Oscilloscope/0~5V Power with 20ft Cable for Vehicle Cover
Buy on Amazon Find on eBay
[Newly Upgraded Car Circuit Tester] A tool for quickly testing all 9V-30V electronic systems. It can diagnose problems in the components, electrical circuit systems or fuel injectors of the car in the shortest time. Not only the test time is greatly shortened, but also more intelligent and intuitive, suitable for any novice driver or maintenance engineer.
[Smart Test] When connected to the probe of Car Electrical Test Tool to measure voltage, resistance, positive/negative polarity, it will automatically become an instant auto-range, intelligent judgment does not require manual selection, and the corresponding parameter values and prompts are displayed on the HD LCD screen. With a 20ft cable, you can quickly assist you in diagnosing the car's condition without opening the wiring.
[Widely Application] This electrical tool kit is widely testing continuity, signal circuit, activating components in your hand and in the vehicle, finding bad ground and short circuits, test trailer lights. It's a fast and efficient electrical testing tool designed for the modern automotive technician, mechanic, engineer.
[Multimeter & Oscilloscope Tester] The P200 Circuit tester will be the more versatile and powerful Power Circuit Probe Kit you've ever seen. Contains the multimeter's DC voltage (VDC), resistance (OHM), diode/on-off test (DIO), current (AMP) and frequency test functions, combined with the unique oscilloscope function and buzzer, can test components according to voltage, resistance value, frequency duty cycle, and waveform diagrams to quickly diagnose problems with your circuit system.
[18 Languages & On-line Firmware Upgrade] You can choose from 18 languages.You can easily use a USB data cable to connect Circuit tester automotive to a computer to perform an online upgrade program.

Topdiag T200 OBD2 Scanner I/M Status Code Reader Mode 6 Mode 8 Scan Tool ECU Info Live Data O2 Sensor Tester DTC Lookup Battery Testing Software Update

Code Readers
Topdiag T200 OBD2 Scanner I/M Status Code Reader Mode 6 Mode 8 Scan Tool ECU Info Live Data O2 Sensor Tester DTC Lookup Battery Testing Software Update Cover
Buy on Amazon Find on eBay
[Topdiag T200 Full Mode Diagnostic Scanner] Here we come: Topdiag T200 car scanner, is probably the most cost-effective scanner for car you've ever seen! With 17+ services, T200 OBD2 scanner diagnostic tool is able to perform read codes, clear codes, I/M readiness test, ECU info, live data, record and playback data, mode 6/ mode 8, O2 sensor testing, component testing, freeze frame data, DTC lookup, battery testing and software update, etc. PS：Please make sure your car is started before performing diagnostic operations!
[One-click I/M Readiness Testing & ECU Info] Topdiag T200 car code reader supports to check the operation of the emissions system. Furthermore, T200 can be used to display the ECU information, such as vehicle's frame number, calibration number and calibration verification number. Bulit-in 2.4 inch TFT color screen, helps vehicle owner to understand the data quickly and clearly.
[In-vehicle Monitoring Test & Component Test] As a code reader for cars and trucks, Topdiag T200 allows you to perform Mode 6, this mode is about accessing the diagnostic results of specific component. T200 car diagnostic scanner also performs leak test of the vehicle's evaporative system. Every feature is designed for a more efficient diagnostic process.
[DTC Lookup & Battery Testing] T200 car scanner diagnostic tool is able to query different types of fault codes. And you can even expect more from our T200 - battery testing. When you enter the battery test mode, the real-time voltage of the vehicle will be displayed through the waveform. Don't miss the opportunity to get a practical tool for a little cost!
[Multiple Languages & Update Mode] There are 6 languages available in this T200 diagnostic scanner for all vehicles: English, Spanish, French, Chinese, Italian and Russian. And our T200 will provide lifetime software update service, FULL refund or new replacement with 30 days for every customer, so if you have any questions or dissatisfied with our OBD II scanner, please feel free to let us know.

2023 TopDiag M200 Motorcycle Diagnostic Scanner Moto Fault Code Reader Battery Tester Motoscan Tool (Full Version)

Code Readers
2023 TopDiag M200 Motorcycle Diagnostic Scanner Moto Fault Code Reader Battery Tester Motoscan Tool (Full Version) Cover
Buy on Amazon Find on eBay
[Intelligent dual systemmotorbike tester] :Motorbike diagnosis + battery analysis.
[Product Features] ：Multi-purpose machine, can be used for motorbike testing,battery testing, car testing, etc.
[Battery analysis /Battery test mode] ：Quick test, standard test, start-up test, for detecting various problems.
[Signal Simulator] : Can simulate crank signals, PWM signals,injector signals, ignition signals.
[Injector testing / signal detection] ：To clean the injectors, select mode 4 to clean the fuel injectors.Connect the cleaning agent.

TopDiag M300 Professional Motorcycle Diagnostic Instrument, Battery Tester,Support Software Upgrade and Printing,All System Diagnostic Fault Code Reader

Code Readers
TopDiag M300 Professional Motorcycle Diagnostic Instrument, Battery Tester,Support Software Upgrade and Printing,All System Diagnostic Fault Code Reader Cover
Buy on Amazon Find on eBay
[Wide range of modes] : Support more than 70 motorcycle brands.
[Motorcycle diagnostic instrument Dual system testing] : Motorcycle diagnostic instrument+battery tester
[Professional Motorcycle Diagnosis] : Read system information/Read data streams/ Read fault codes/Clean fault codes/Freeze fault codes/Battery life detection/CO idle adjustment/Troubleshooting guide/ Print test results
[Multiple battery test modes] : Start detection/Battery waveform/ Standard testing/Quick test/ Charging test
[Support software upgrade and pringting] ：Support software online upgrade and print diagnostic report

Topdiag JD906 OBD2 Scanner: Check Engine Light, Code Reader, Live Data, Mode 6 & Mode 8, I/M Readiness, 2024 Battery Tester - Car Diagnostic Scan Tool

Code Readers
Topdiag JD906 OBD2 Scanner: Check Engine Light, Code Reader, Live Data, Mode 6 & Mode 8, I/M Readiness, 2024 Battery Tester - Car Diagnostic Scan Tool Cover
Buy on Amazon Find on eBay
Elevate Your Engine Diagnosis: Topdiag's OBD2 Scanner Diagnostic Tool (JD906) is essential for both car owners and enthusiasts alike. Effortlessly diagnose and troubleshoot engine issues with enhanced Mode 6 capabilities and real-time check engine light analysis. With access to comprehensive data, make informed decisions and achieve pinpoint accuracy in diagnoses.
User-Friendly & Clear Readout: Powered directly by the car, this user-friendly scanner is perfect for beginners and experts alike. Featuring a 2.8" TFT true color LCD display screen, it provides clear test results. The silicone keypad allows easy navigation through menu options, while the One Click I/M Readiness function checks emissions readiness and drive cycle verification.
Check Engine Light: The Topdiag JD906 offers exceptional value with a wide range of OBD2 functions. From reading and clearing codes to checking I/M Status, Live Data, Freeze Frame, O2 sensor testing, Mode 6, Mode 8 (EVAP system), and DTC Lookup, this scanner provides comprehensive coverage at an affordable price.
Lifetime Software Update: With lifetime software updates, the Topdiag scan tool ensures your device is always up-to-date. Simply download the software from the Topdiag website and follow on-screen instructions for installation. The Review & Print option lets you save or print diagnostic reports as needed, saving both time and money while streamlining the diagnostic process.
Compatible with 98% Vehicles: The scan tool is specially designed to work with all OBD2 compliant vehicles, including control area network (CAN), It is required by EPA that all 1996 and newer vehicles (cars and light trucks) sold in the united states must be OBD2 compliant and this includes all American, asian and european vehicles. For the vehicle to be OBD2 compliant is must have a 16pin DLC under the dash and the vehicle emission control information label must state that the vehicle is OBD2 compliant.

Topdiag M200 PRO Motorcycle Diagnostic Tool Enhance Ver. 2024, ECU Remap Program, Live Data, Clear Codes, Relay Tests, ABS Tests, Battery Tests, Injector Tests, Charge Tests, Data Print

Code Readers
Topdiag M200 PRO Motorcycle Diagnostic Tool Enhance Ver. 2024, ECU Remap Program, Live Data, Clear Codes, Relay Tests, ABS Tests, Battery Tests, Injector Tests, Charge Tests, Data Print Cover
Buy on Amazon Find on eBay
[Full System Diagnostics + ECU Remap Programming] The M200 Pro motorcycle diagnostic tool is an enhanced version of the M200. It allows for quick and accurate diagnosis of motorbike .Providing real-time vehicle data, reading codes, clearing codes.
[Powerful Diagnostic System]: The M200 Pro motorcycle scanner can performs relay tests, ABS system tests, battery tests, injector tests, charge tests, and data printing.
[Enhanced Performance with ECU Remap Programming]: Unlock speed limits and boost power effortlessly with our advanced ECU remap programming feature. Ideal for motorbike enthusiasts.
[Advanced Signal Simulator]: The M200 Pro motorcycle scan tool features a powerful signal simulator capable of emulating crank signals, PWM signals, injector signals, and ignition signals. It ensures precise diagnostics a for motorcycle system.
[Injector Testing & Signal Detection]: The M200 Pro motorcycle scanner includes a dedicated mode for injector testing and signal detection. In Mode 4, easily clean fuel injectors by connecting the cleaning agent.
[Battery Test + ABS System Test + Charge Test]: Assess the health and charge status of your motorcycle's battery, ensuring it's in optimal condition. Diagnose the Anti-lock Braking System (ABS) to ensure safe and effective braking performance.
[Data Printing] Print diagnostic data for easy record-keeping. Whether you're a professional mechanic or a DIY enthusiast, the M200 Pro motorcycle scanner offers comprehensive diagnostic capabilities to keep your motorcycle running at its best.

Topdiag TPMS Programming Tool Kit 2024, Newest Model with 4 Sensors & OBDII Bluetooth Device, TPMS Relearn/Reset, Activation, Reading & Copying

TPMS Relearn Tools
Topdiag TPMS Programming Tool Kit 2024, Newest Model with 4 Sensors & OBDII Bluetooth Device, TPMS Relearn/Reset, Activation, Reading & Copying Cover
Buy on Amazon Find on eBay
High Power Inductor for Stronger, Faster Signal: The PS001 Tire Pressure Matching Instrument supports tire pressure monitoring, programming, matching, activation, and learning.
TopDiag TPMS Supports 315MHz & 433MHz: Quickly reads tire pressure, programs sensors, learns and activates tire pressure sensors. Simultaneous Programming for 5 Sensors: Easily program tire pressure sensors to fit various vehicle models.
Comprehensive Tire Pressure System Diagnosis: Capable of reading and clearing fault codes, performing OBD learning, and writing sensor IDs to the car's ECU.
Convenient and Efficient: Features online upgrades, wireless transmission, and an intuitive app for easy operation.
Real-Time Tire Pressure Activation: Monitors real-time tire pressure data, including pressure, temperature, and battery status, ensuring safe travels.

TopDiag P200 Automotive Circuit Probe Kit & Topdiag P60 Probe Tester, Automotive Circuit Test

Circuit Testers
TopDiag P200 Automotive Circuit Probe Kit & Topdiag P60 Probe Tester, Automotive Circuit Test Cover
Buy on Amazon Find on eBay
[Multimeter & Oscilloscope Tester] The P200 Circuit tester will be the more versatile and powerful Power Circuit Probe Kit you've ever seen. Contains the multimeter's DC voltage (VDC), resistance (OHM), diode/on-off test (DIO), current (AMP) and frequency test functions, combined with the unique oscilloscope function and buzzer, can test components according to voltage, resistance value, frequency duty cycle, and waveform diagrams to quickly diagnose problems with your circuit system.
[Activating Electrical Components] Being able to ap-ply battery power or ground right to the probe tip gives you the ability to activate and dynamically test electrical components such as lights, motors and solenoids.
[Smart Test & Positive & Negative Test] When connected to the probe of Car Electrical Test Tool to measure voltage, resistance, positive/negative polarity, it will automatically become an instant auto-range, intelligent judgment does not require manual selection, and the corresponding parameter values and prompts are displayed on the HD LCD screen. With a 20ft cable, you can quickly assist you in diagnosing the car's condition without opening the wiring.
[Clean the fuel injector] It is extremely important to regularly test the fuel injector. P200 provides 4 types of pulse signals (once or multiple times) combined with car cleaner to achieve maximum cleaning effect.
[Relay Test] There's nothing worse getting stuck on the trail at night because your light relay burnt out, losing your radio in the middle of a road trip, or not being able to finish your project because you're short one small relay. With our P200 relay test, fix your lights on the fly, and keep the road trip rocking all night long.

TopDiag FAQs

Yes, TopDiag is a legitmate brand on Amazon. After conducting a comprehensive analysis of 930 customer reviews for TopDiag products on Amazon, we have determined its average rating. Offering great value and satisfying quality, TopDiag has achieved a respectable rating of 4.4 from many customers, showing that its products meet customer expectations. While there may have been minor issues reported occasionally, overall, it is safe to make purchases from TopDiag on Amazon.

Amazon has strict policies and safety measures in place that ensure only legitimate sellers and products are allowed on their platform. It also provides a secure payment gateway and offers buyer protection, ensuring your transaction is safe. In the unlikely event that there's an issue with your purchase, Amazon's customer service and return policies are designed to protect your interests.

If you're interested in TopDiag and want to find more TopDiag products, you can follow the steps below:

  1. Go back to FindThisBest's homepage.
  2. Type TopDiag in the search box and hit Enter to see the search results.
  3. Find and click the correct TopDiag to go to the new page.
  4. Select the products you want in the TopDiag buying guide, and take a glance at the prices and features of the products.
  5. View the products interest you on Amazon to read the customer reviews and check the ratings. Besides, you can hit the "brand" to find more TopDiag products.

We analyze millions of TopDiag products reviews and customer reviews to recommend the best picks for most consumers. We have a professional team with decades of experience to test the products, which can help ensure that we provide our readers with accurate advice and best recommendations.

There are usually 5 to 10 products in a brand buying guide. We found 42 TopDiag products for sale, 20 of which were analyzed in detail and recommended to customers.

  1. Go to the TopDiag page.
  2. Select the product you want in the TopDiag buying guide, and then view the product on Amazon. For example, if you are interested in the top 1 product TopDiag P200 Power Circuit Probe Kit - Automotive..., you can view it on Amazon page.
  3. Place your order on Amazon.

Our mission is to provide you with the most up-to-date and objective information about the TopDiag products, helping you make more informed buying decisions. We recommend best choices of the products from the TopDiag brand, helping you make better shopping choices with less time and energy.

Similar Brands

Neiko thumbnail
Neiko
Klein Tools thumbnail
Klein Tools
JDIAG thumbnail
JDIAG
JASTIND thumbnail
JASTIND
MOTOPOWER thumbnail
MOTOPOWER
Orlif thumbnail
Orlif
BEIGEEWY thumbnail
BEIGEEWY
WILIFDOM thumbnail
WILIFDOM
Couah thumbnail
Couah
Stur-De thumbnail
Stur-De
Lairuier thumbnail
Lairuier
All Island Fence & Railing thumbnail
All Island Fence & Railing
ZUIWAN thumbnail
ZUIWAN
Scottchen PRO thumbnail
Scottchen PRO
Yonligonju thumbnail
Yonligonju
SpassLeben thumbnail
SpassLeben