Top 10 Diagnostic Testers for Cars
for January 2022

Recommendations are independently chosen by MOOZ’s editors. Purchases you make through our links may earn us a commission.

1
9.7
SCORE
AUTOPHIX 3210 Bluetooth OBD2 Enhanced Car Diagnostic Scanner for iPhone, iPad & Android, Fault Code Reader Plus Battery Tester Exclusive App for Quality-Newest Generation

AUTOPHIX 3210 Bluetooth OBD2 Enhanced Car Diagnostic Scanner for iPhone

iPad & Android, Fault Code Reader Plus Battery Tester Exclusive App for Quality-Newest Generation

by AUTOPHIX
What We like

Autophix --Repairing and Solution Consultant for your CarProudly designed in the USA by Professional Engineers. Tested in 50+ local car dealers in the United States before Mass production. Autophix only does car scanning. We are professional for your cars.

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Product Features

  • Works on your car and your LanguageA necessary wireless/Bluetooth car diagnostic tool/fault code reader for todays car owners, downloadable on both iPhone iOS, Ipad and Android and supporting major vehicle brands and models 1996 or newer. Works in English, German, Spanish, Finnish, French, Italian, Dutch, Portuguese and Chinese.
  • Key PointDon't just read vehicle malfunction codes and give you code definitions, but more importantly informs you what the possible problems are with your vehicle, even if you know absolutely nothing about cars. We are here to help you know the car troubles and clear the error code for saving money, so the understandable fault code definition is important for you.
  • Necessary Battery TesterHave you ever noticed many other scanner tools without battery tester functionality, which costs you extra or more, However, AUTOPHIX 3210 can Check the health of your battery and voltage with a tap on your phone screen, so it is in great condition when you need it the most on a freezing winter day without opening the bonnet.
  • Powerful Check Engine Light DiagnosticsCan read and diagnose your check engine light, understand the severity of the issue, and clear fault codes in a blink of an eye. More functions compared to other simple scanner like I/M Readiness, Battery Health Check, Freeze frame, O2 sensor test, On-Board Monitoring, Evap system test, Performance Test, Data Stream, and Diagnostic reports, Handy google search button, Built-in OBD II Fault code look-up library.

works on your car and your languagea necessary wireless/bluetooth car diagnostic tool/fault code reader for todays car owners, downloadable on both iphone ios, ipad and android and supporting major vehicle brands and models 1996 or newer. works in english, german, spanish, finnish, french, italian, dutch, portuguese and chinese. Necessary battery testerhave you ever noticed many other scanner tools without battery tester functionality, which costs you extra or more, however, AUTOPHIX 3210 can check the health of your battery and voltage with a tap on your phone screen, so it is in great condition when you need it the most on a freezing winter day without opening the bonnet. key pointdon't just read vehicle malfunction codes and give you code definitions, but more importantly informs you what the possible problems are with your vehicle, even if you know absolutely nothing about cars. we are here to help you know the car troubles and clear the error code for saving money, so the understandable fault code definition is important for you. powerful check engine light diagnosticscan read and diagnose your check engine light, understand the severity of the issue, and clear fault codes in a blink of an eye. more functions compared to other simple scanner like i/m readiness, battery health check, freeze frame, o2 sensor test, on-board monitoring, evap system test, performance test, data stream, and diagnostic reports, handy google search button, built-in obd ii fault code look-up library.

2
9.7
SCORE
TopDiag Universal Car Code Reader & 12V Battery Tester OBD2 Scanner 2 in 1 Auto Diagnostic OBDII EOBD Scan Tool O2 Sensor Engine Test for All Cars OBDII Protocol,2021 Version

TopDiag Universal Car Code Reader & 12V Battery Tester OBD2 Scanner 2 in 1 Auto Diagnostic OBDII EOBD Scan Tool O2 Sensor Engine Test for All Cars OBDII Protocol,2021 Version

by TopDiag
What We like

3.2 inch Screen: 3.2 full color screen provide a better viewing experience, its not just a car engine light scanner, you can also know theemissions status using the red, yellow, and green LEDs. Accesses to emissions readiness status displays live data in both graph and text forms

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Product Features

  • For Most OBDII Protocol Vehicle: Universal scanner supports all OBDII protocols, works on most vehicles sold in the USA with the model year of 1996 or newer,2000 EU-Based and 2005 Asian-Based cars or newer, including passenger cars, SUVs, light trucks, etc
  • Full OBDII / EOBD Diagnostics Function: TopDiag Obd2/ EOBD scanner will assist you to have a quick test on the engine system of OBD II vehicles. Enhanced on board diagnostic (Mode 6) and EVAP Systems (Mode 8) Test component test, read codes, clear codes, I/M readiness status,battery test, live data, freeze frame, O2 sensor test, vehicle info, DTC lookup, review data etc

For most obdii protocol vehicle: universal scanner supports all obdii protocols, works on most vehicles sold in the usa with the model year of 1996 or newer,2000 eu-based and 2005 asian-based cars or newer, including passenger cars, suvs, light trucks, etc Full obdii / eobd diagnostics function: TopDiag obd2/ eobd scanner will assist you to have a quick test on the engine system of obd ii vehicles. enhanced on board diagnostic (mode 6) and evap systems (mode 8) test component test, read codes, clear codes, i/m readiness status,battery test, live data, freeze frame, o2 sensor test, vehicle info, dtc lookup, review data etc

3
9.5
SCORE
AUTOOL Automotive Circuit Tester,Car Electrical System Diagnostic Tool with LED Flashlight BT-260 for 6V/12V/24V Vehicle/Boat/Motorcycle/Heavy Duty/Truck

AUTOOL Automotive Circuit Tester

Car Electrical System Diagnostic Tool with LED Flashlight BT-260 for 6V/12V/24V Vehicle/Boat/Motorcycle/Heavy Duty/Truck

by AUTOOL
What We like

Following and locate short circuits without wasting fuses. The tool's long cable allows you to test along the entire length of the vehicle without constantly searching for suitable vehicle grounds.

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Product Features

  • Integrate LED flashlight on the head, let us work in dark condition easily
  • The AUTOOL BT260 is the best electrical tester for reducing diagnostic time in all 6- to 30-volt .vehicle electrical systems. After a simple hook-up of the tool to the vehicle's battery.
  • Multi-language support: English German French Russian Spanish Italian Portuguese

Multi-language support: english german french russian spanish italian portuguese Integrate led flashlight on the head, let us work in dark condition easily The AUTOOL bt260 is the best electrical tester for reducing diagnostic time in all 6- to 30-volt .vehicle electrical systems. after a simple hook-up of the tool to the vehicle's battery.

4
9
SCORE
AA009 Car Fuel Leak Detectors, Diagnostic, Automotive Fuel Pipe System Leak Tester with EVAP System for All Cars, Motorcycles, Snowmobiles, ATV, Light Trucks, Boats

A A IN AA009 Car Fuel Leak Detectors

Diagnostic, Automotive Fuel Pipe System Leak Tester with EVAP System for All Cars, Motorcycles, Snowmobiles, ATV, Light Trucks, Boats

by A A IN
What We like

Convenient Tool for Mechanics -- FuelLeakDetector designed for detecting the leakage of pipe systems on cars, motorcycles, snowmobiles, ATV, light trucks, boats

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Product Features

  • Application-EVAP System, Gaskets & Fitting, Throttles Shafts, Catalytic Converters, Disphragms & Seats. Head & tail lamp housing, EGR valves, Hoses, Brake Booster, Central Locking System, Door & Windows seals, Oil Leaksand more!
  • *Easy to Use--It can be powered by the cars battery, and Shop Air driven to increase duribility and ensure big smoke flow. It in quick smoke generation.
  • *Great Smoke Flow Control: Turn the red handle anti-clockwise to adjust the flow rate to a proper level
  • Specifications--Voltage: DC 12V. Smoke output pressure:0.5PSI. Smoke output volume: 8LPM. Smoke current: 6 AMP

*great smoke flow control: turn the red handle anti-clockwise to adjust the flow rate to a proper level Application-evap system, gaskets & fitting, throttles shafts, catalytic converters, disphragms & seats. head & tail lamp housing, egr valves, hoses, brake booster, central locking system, door & windows seals, oil leaksand more! Specifications--voltage: dc 12v. smoke output pressure:0.5psi. smoke output volume: 8lpm. smoke current: 6 amp *easy to use--it can be powered by the cars battery, and shop air driven to increase duribility and ensure big smoke flow. it in quick smoke generation.

5
8.9
SCORE
LESHP OBD2 Scanner, OBDII Diagnostic Scan Tool Code Reader and Car Battery Tester, Car OBD2 Diagnostic Tool V313 Automotive Battery Analyzer Digital Test Load Tester for Car Truck Motorcycle

LESHP OBD2 Scanner

OBDII Diagnostic Scan Tool Code Reader and Car Battery Tester, Car OBD2 Diagnostic Tool V313 Automotive Battery Analyzer Digital Test Load Tester for Car Truck Motorcycle

by Shenzhen Chaoyue Technology Development Co.,ltd
What We like

Product AdvatageThis OBDII/EOBD code reader is the easiest of checking engine problems. It provides useful information when diagnosing or checking engine problems. It can quickly and effectively solve OBD2/EOBD failure problems on vehicles. It also has a 3.97-inch TFT color screen and fuctions for I/M preparation testing. It has a stylish appearance and creates a first-class material feel. We just made the battery detection function be added in protuction. It is not a simple car reading code.

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Product Features

  • Battery Attention Using advanced conductivity detection technology, high quality copper clamp and wire in the whole detection process to maintain stable communication, to provide you with reliable detection results!Accurately and quickly measure the actual cold starting current, the performance of the vehicle starting battery and the health of the battery itself.
  • Worth havingThe V313 automotive battery analyzer can accurately read out the battery health status only at 2.5 seconds in its large and easy-to-use backlit DLC display helps you diagnose and solve automotive health problems in a timely manner by repeatedly turning on the battery or using a separate battery.
  • Start and charge system test V313 automatic test displays the decision to start the system, start voltage, start time in milliseconds.The battery diagnostic tool can check the 12V charging system to ensure that the generator output voltage is normal, the rectifier diodes are working normally, and the charging current is normal.

Worth havingthe v313 automotive battery analyzer can accurately read out the battery health status only at 2.5 seconds in its large and easy-to-use backlit dlc display helps you diagnose and solve automotive health problems in a timely manner by repeatedly turning on the battery or using a separate battery. Battery attention using advanced conductivity detection technology, high quality copper clamp and wire in the whole detection process to maintain stable communication, to provide you with reliable detection results!accurately and quickly measure the actual cold starting current, the performance of the vehicle starting battery and the health of the battery itself. Start and charge system test v313 automatic test displays the decision to start the system, start voltage, start time in milliseconds.the battery diagnostic tool can check the 12v charging system to ensure that the generator output voltage is normal, the rectifier diodes are working normally, and the charging current is normal.

6
8.5
SCORE
EM285 Power Probe Car Circuit Tester, 6-24V DC Automotive Electrical System Scanner Diagnostic Tool with Auxiliary Ground Lead, Circuit Tester Adapter for Most Vehicle

Qnbes EM285 Power Probe Car Circuit Tester

6-24V DC Automotive Electrical System Scanner Diagnostic Tool with Auxiliary Ground Lead, Circuit Tester Adapter for Most Vehicle

by YouVbeen
What We like

[Multi-function Electrical Diagnostic] - Test continuity, voltage polarity, the polarity of cables and plugs, poor grounding. Track and locate short circuit. Check the switch, relay, diode, fuse and circuit. This is a comprehensive 6-24V DC test suite. Do not use on AC voltage.

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Product Features

  • [Safety Connection Adapter] - Safety and overload protection. The circuit breaker trips off when an alarm sound made, and will reset automatically in 3 to 5 seconds. Keep pressing down the power switch, repeat the process of trip and reset automatically.
  • [EM285 Car Circuit Tester] - EM285 electrical tester with long cable can track and locate short circuits, test for continuity with the assistance of auxiliary ground lead, reducing diagnostic time in automotive electrical systems.

[safety connection adapter] - safety and overload protection. the circuit breaker trips off when an alarm sound made, and will reset automatically in 3 to 5 seconds. keep pressing down the power switch, repeat the process of trip and reset automatically. [em285 car circuit tester] - em285 electrical tester with long cable can track and locate short circuits, test for continuity with the assistance of auxiliary ground lead, reducing diagnostic time in automotive electrical systems.

7
8.2
SCORE
Mabor 12V Electronic Automotive Relay Tester, Car Battery Diagnostic Checker Tools with Clips Relay Tester Automotive Kit for Auto Repairing

Mabor 12V Electronic Automotive Relay Tester

Car Battery Diagnostic Checker Tools with Clips Relay Tester Automotive Kit for Auto Repairing

by Mabor
What We like

DURABLE MATERIAL: The car auto battery checker made of plastic and metal material, solid and practical, fine workmanship and good performance, durable for a long time.Provides a convenient and intuitive diagnostic way, time-saving and economical.

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Product Features

  • USE 12V POWER: The Car Battery Must Be a 12V Battery, and the Voltage of the Battery is Among 11V--15V. Ideal For Coil Resistance Above 20 Ohms.Test to properly control the opening and closing of the relay.
  • EASY TO USE: Small size and compact structure, which is easy to carry and use. You can test anywhere as you want.If the relay is abnormal the red LED will light, it's normal the green LED will light.

Use 12v power: the car battery must be a 12v battery, and the voltage of the battery is among 11v--15v. ideal for coil resistance above 20 ohms.test to properly control the opening and closing of the relay. Easy to use: small size and compact structure, which is easy to carry and use. you can test anywhere as you want.if the relay is abnormal the red led will light, it's normal the green led will light.

8
7.8
SCORE
OM123 Vehicle Car Fault Code Reader - TekkPerry Mini Portable LCD OBDMATE OBDII OBD2 EOBD+CAN Scan Scanner Tool Car Vehicle Auto Engine Trouble Analyzer Tester Diagnostic Code Scanner Tool Orange

PerryLee OM123 Vehicle Car Fault Code Reader

TekkPerry Mini Portable LCD OBDMATE OBDII OBD2 EOBD+CAN Scan Scanner Tool Car Vehicle Auto Engine Trouble Analyzer Tester Diagnostic Code Scanner Tool Orange

by PerryLee
What We like

This OBD2 car diagnostic scanner has a compact design, and easy to carry, one-click read code, easy to install, obd scanner is very suitable for personal & small repair shop

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Product Features

  • Code reader car diagnostic fast scan and clear trouble codes (generic and manufacturer specific), Displays I/M readiness Status. This engine tool with built-in OBD-II fault code lookup library--which is easy for you to understand the fault code.
  • Check engine code reader support ALL OBD2 Protocols:including KWP2000,SAE J1850 PWM,SAE J1850 VPW,IOS9141-2,CAN BUS OBDII
  • This car code reader is designed for your precious car engine. It makes a easy way to saves time and money on repairs. Empowers drivers to monitor their vehicles health.
  • OBDII car scanner support Vehicles : American Car from 1996 up to now, European Car from 2001 up to now, Asian Car from 2008 up to now, Japanese car from 2003 to now

This car code reader is designed for your precious car engine. it makes a easy way to saves time and money on repairs. empowers drivers to monitor their vehicles health. Check engine code reader support all obd2 protocols:including kwp2000,sae j1850 pwm,sae j1850 vpw,ios9141-2,can bus obdii Code reader car diagnostic fast scan and clear trouble codes (generic and manufacturer specific), displays i/m readiness status. this engine tool with built-in obd-ii fault code lookup library--which is easy for you to understand the fault code. Obdii car scanner support vehicles : american car from 1996 up to now, european car from 2001 up to now, asian car from 2008 up to now, japanese car from 2003 to now

9
7.8
SCORE
VXDAS NT510 OBD2 Scanner Enhanced OBDII Code Reader with Battery Tester Car Diagnostic Scan Tool Check Engine Light Vehicle Mode 6 /8 Analyze

VXDAS NT510 OBD2 Scanner Enhanced OBDII Code Reader with Battery Tester Car Diagnostic Scan Tool Check Engine Light Vehicle Mode 6 /8 Analyze

by VXDAS
What We like

Friendly It comes with a very comprehensive User Guide to help you understand how to use the device, as well as interrupt what the code readings mean and easy to carry .The detailed GUI Function options with more clearly arranged keypad let you diagnostics car without manual.More visualized interface which is 20% brighter than other code scanner without reflection under sunlight.More logical button and Hot key help you diagnose car rapidly and run your vehicle smoot

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Product Features

  • PowerfulVXDAS NT510 OBD II code scanner fully covers OBD2 diagnosis 10 service modes which includes EVAP Test (Mode 8), advanced On-board Monitoring (Mode 6) , Auto VIN acquisition,O2 Sensor.Battery Test and more.Get your unlimited free vehicle specific Repair Reports.Exclusively support 40,000 kinds DTC(others only have 2000~8000 codes) and Live data streams 30% more than other obd2 tools.Closer To A Professional model Than Most!
  • Support100% refund or new replacement if you are unsatisfied with the item.The OBD2 code scanner came with free lifetime smart update service.A best choice for all car owner or family. it will save almost 1000$ of car maintenance costs.
  • Accuracy The car scanner Show live date in text and graph forms in detail ,so you know exactly what you need to do to have your car serviced prior to getting repaired.Accurately read and clear vehicle error codes forWorldwide cars(Note Application Guide, gasoline cars includes).Whats more, live vehicle sensors data in both text and graph formats and allows you to focus on any suspicious or symptom-specific data parameter.
  • SmoothlyUpgraded NT510 obd2 scanner is built-in STM-32 main chip which make it accesses OBDII car diagnostics, DTC Lookup and also pretty 15% fast compared to other scanner.ROI for your first visit to the Mechanic on time, this Scan tool might be the one you need.

PowerfulVXDAS nt510 obd ii code scanner fully covers obd2 diagnosis 10 service modes which includes evap test (mode 8), advanced on-board monitoring (mode 6) , auto vin acquisition,o2 sensor.battery test and more.get your unlimited free vehicle specific repair reports.exclusively support 40,000 kinds dtc(others only have 2000~8000 codes) and live data streams 30% more than other obd2 tools.closer to a professional model than most! Accuracy the car scanner show live date in text and graph forms in detail ,so you know exactly what you need to do to have your car serviced prior to getting repaired.accurately read and clear vehicle error codes forworldwide cars(note application guide, gasoline cars includes).whats more, live vehicle sensors data in both text and graph formats and allows you to focus on any suspicious or symptom-specific data parameter. Smoothlyupgraded nt510 obd2 scanner is built-in stm-32 main chip which make it accesses obdii car diagnostics, dtc lookup and also pretty 15% fast compared to other scanner.roi for your first visit to the mechanic on time, this scan tool might be the one you need. Support100% refund or new replacement if you are unsatisfied with the item.the obd2 code scanner came with free lifetime smart update service.a best choice for all car owner or family. it will save almost 1000$ of car maintenance costs.

10
7.8
SCORE
AUTOOL Automative Circuit Tester Power Probe Kit, BT260 20FT Car Electrical Diagnostic Tool 6V/12V/24V Circuit System Tester DC/AC Voltage/Polarity Locator with Dual LED

AUTOOL Automative Circuit Tester Power Probe Kit

BT260 20FT Car Electrical Diagnostic Tool 6V/12V/24V Circuit System Tester DC/AC Voltage/Polarity Locator with Dual LED

by AUTOOL
What We like

EASY TO USE AND HIGHLY RELIABLEBuilt-in head light allow you to work in the dark area, there will be beep tone when detecting,operate the tool without looking at the menu once you are familiar with the tone. 20ft cable provides excellent accessibility to test along the vehicle.

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Product Features

  • SAFETY DESIGNAuto circuit breaker protect the tool from overload through the inner circuit breaker to enables product last longer and durable. Additionally, we offer rugged blow molded case managing these product parts to avoid loss and easy transport.
  • 4 ADJUSTABLE MODES CIRCUIT TESTERThere are four modes to diagnose the electrical systems, which can be accessed by depressing the Mode Button and cycling through each one: DC Voltage, AC Voltage, Resistance and Diode.
  • PROFESSIONAL FUNCTIONThe AUTOOL BT260 is the best electrical tester, supporting the multi-language for reducing diagnostic time in all 6- to 30-volt vehicle electrical systems, which perfectly performs each type of service, such as, testing for continuity, diagnosing circuit failures, checking the good and bad ground, activating components on and off the vehicle, capturing minimum/maximum voltage, etc.

Safety designauto circuit breaker protect the tool from overload through the inner circuit breaker to enables product last longer and durable. additionally, we offer rugged blow molded case managing these product parts to avoid loss and easy transport. Professional functionthe AUTOOL bt260 is the best electrical tester, supporting the multi-language for reducing diagnostic time in all 6- to 30-volt vehicle electrical systems, which perfectly performs each type of service, such as, testing for continuity, diagnosing circuit failures, checking the good and bad ground, activating components on and off the vehicle, capturing minimum/maximum voltage, etc. 4 adjustable modes circuit testerthere are four modes to diagnose the electrical systems, which can be accessed by depressing the mode button and cycling through each one: dc voltage, ac voltage, resistance and diode.

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