Check Engine Light Code Readers of 2025
Best Choice1
TOPDONTOPDON TopScan OBD2 Scanner Bluetooth, Bi-Directional Scanner Wireless All System Diagnostic Tool for iOS & Android, 8+ Hot Reset, Repair Guides, Check Engine Car Code Reader, Performance Test
Why we love it
Affordable bi-directional functionality.
Easy Bluetooth connectivity.
Comprehensive system diagnostics.
9.8Exceptional
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How do we rank?
Using our advanced technology, we scan thousands of products and stores, analyzing reviews, ratings, and trends to find what matters most to users like you.Our team then reviews the data and real user feedback, combining AI and human insights to bring you real-time, top-rated recommendations to guide your decisions with clarity and confidence.
Value for Money2
ANCELANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool, Read and Clear Error Codes for 1996 or Newer OBD2 Protocol Vehicle (Black)
9.7 Instruction9.7 Simple to use9.5 worth the moneyWhy we love it
Simple to use with no batteries required.
Supports all OBDII protocols for broad compatibility.
Compact and lightweight, easy to transport.
9.7Exceptional
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3
MOTOPOWERMOTOPOWER MP69040 Car OBD2 Scanner Code Reader Engine Fault Code Reader Scanner CAN Diagnostic Scan Tool for All OBD II Protocol Cars
Main highlights- Real-time Data Graphic Display - The scanner can display real-time vehicle sensor data in both text and graphical formats, allowing you to visualize them more intuitively, such as calculating load values, engine coolant temperature, engine speed, vehicle speed, air flow sensors and more. In addition, you can view freeze frame data and compare it with real-time data and fault codes to better understand what is happening with your vehicle.
- One-click I/M Readiness, DTC & Live Data Stream - We have set up I/M, DTC and LDS hot keys on the keyboard, which allows you to quickly obtain readiness status, detect trouble codes and view live data stream to check if your vehicle can pass the smog test, check engine fault codes and make the full analysis of your vehicle.
- Lifetime Free Update - You can download the latest Update software from MOTOPOWER website to update your device (Windows System only). No additional charges. No subscription fee.
- Full OBD Functions - The MP69040 has all the OBD functions you need with the up-to-date technology, which includes Read & Clear codes, Turn off engine light or MIL, View live data stream, Read I/M Readiness, View freeze frame, Retrieve vehicle‘s VIN data, Test Battery Voltage, O2 sensor test, Onboard monitoring mode check and more to explore. The 2.8-inch TFT color screen with the new system interface makes the operation with fun and ease.
- Extensive Vehicle Compatibility - The MP69040 obd scanner can support all OBDII protocols such as KWP2000, J1850 VPW, ISO9141, J1850 PWM and CAN. This device has extensive vehicle compatibility with 1996 US-based, 2003 EU-based and 2008 Asian-based cars, light trucks, SUVs, as well as newer OBD2 and CAN vehicles both domestic and foreign. Not compatible with new energy vehicles or hybrid vehicles. Check compatibility with your vehicle model before purchasing.
- Enriched Database - Compared with the cheap models which usually only have 3,000-10,000 DTCs, the MP69040 car code reader has a huge improvement which includes built-in more than 100,000 DTCs. With the brand new operation system and enhanced hardwares, it can read more hidden codes and manufacturer controlled codes with ease.
- Enhanced Speed - The OBD scanner is equipped with the latest industrial chip which makes its speed is 6 times faster than other obd coders. The fast and accurate results make it the ideal car obd diagnostic tool and code reader for auto shops and DIY users. The 10 built-in languages make it even more practical.
- Cloud Print - With the cloud print function, you can get the detailed testing report with your mobile phone. Just scan the QR code on the scanner with your mobile phone and the testing report will display on the phone in seconds.
9.6Exceptional
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4
MOTOPOWERMOTOPOWER MP69033 Car OBD2 Scanner Code Reader Engine Fault Scanner CAN Diagnostic Scan Tool for All OBD II Protocol Cars Since 1996, Yellow
9.5 Simple to use9.3 worth the money9.3 PrecisionWhy we love it
Easy to use for beginners.
Supports multiple car models.
No battery needed; powers from car.
9.5Excellent
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5
AutelAutel Professional OBD2 Scanner AL319 Code Reader, Enhanced Check and Reset Engine Fault Code, Live Data, Freeze Frame, CAN Car Diagnostic Scan Tools for All OBDII Vehicles After 1996, 2025 Upgraded
9.7 worth the money9.5 Simple to use9.5 distanceWhy we love it
Easy to use for beginners.
Supports multiple car brands.
No batteries needed.
9.4Excellent
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6
BlueDriver29% OffBlueDriver Bluetooth Pro OBDII Scan Tool for iPhone & Android - No Subscription Fee - OBD2 Car Scanner and Code Reader - Diagnose Check Engine, ABS, SRS, Airbag & 7000+ Issues on Vehicles 1996+
9.9 Easy installation9.9 Giftable9.7 Bluetooth connectionWhy we love it
Easy-to-use app with repair videos.
No subscription fees or add-ons.
Connects wirelessly via Bluetooth.
9.2Excellent
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7
FOXWELLFOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light
9.1 worth the money9.1 Precision9.1 Simple to useWhy we love it
Extensive vehicle compatibility.
User-friendly interface.
Durable and compact design.
9.1Excellent
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8
ANCEL30% OffANCEL AD410 Enhanced OBD2 Scanner, Vehicle Code Reader for Check Engine Light, Automotive OBD II Scanner Fault Diagnosis, OBDII Scan Tool for All OBDII Cars 1996+, Black/Yellow
9.7 clearly written9.5 worth the money9.1 PrecisionWhy we love it
Supports multiple languages.
No battery needed; powered by car.
Lifetime free software updates.
8.9Very Good
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9
FOXWELLFOXWELL NT201 OBD2 Scanner Code Reader for Cars and Trucks Check Engine Light, Read and Clear Fault Codes, Live Data Diagnostic Tool for All Cars After 1996
9.5 worth the money9.3 Simple to use9.3 PrecisionWhy we love it
Easy to use for car owners.
Quick and accurate diagnostics.
No subscription fees.
8.8Very Good
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10
WEJOWEOBD2 Scanner Diagnostic Tool, Check Engine Code Reader OBD2 Scanner with Reset, Mode 6, Mode 8 & I/M Readiness, Auto Check Engine Light Car Diagnostic Scan Tool for All OBDII Car Since 1996
Why we love it
Extensive DTC library for quick diagnosis.
Compatible with most post-1996 vehicles.
Lifetime free upgrades included.
8.7Very Good
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