TOPDON AL400-A OBD2 Code Reader, 10 OBD2 Functions, Check Engine Light/Smog Emission Test / O2 Sensor Test/EVAP, Free Lifetime Update

TOPDON AL400-A OBD2 Code Reader, 10 OBD2 Functions, Check Engine Light/Smog Emission Test / O2 Sensor Test/EVAP, Free Lifetime Update
Price: £159.00 - £36.99
(as of Sep 12, 2025 14:14:47 UTC – Details)

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10+ OBD2 FUNCTIONS: this scanner provides all OBD2 functions for vehicles compatible with OBD/EOBD/CAN (Controller Area Network) protocol. The most commonly used OBD features include reading and erasing DTCs, I/M readiness, graphic data stream, freeze frame, O2 sensor test, on-board monitor test, EVAP test, and vehicle information
ONE-CLICK SMOG CHECKER: I/M readiness button checks the exhaust fumes to help automobiles pass emissions tests with one click
FREE SOFTWARE UPDATE: this code reader can be upgraded for free, simply connect the device to a computer and install the updates through TOPDON’s website. Scanners with similar features usually require yearly subscriptions
EASY TO USE: plug the connector into the 16-pin DLC, turn on the ignition, and the scanner will automatically connect to the vehicle, displaying the main menu for easy navigation
MULTI-LANGUAGE: both the menu and DTC definitions are available in 7 languages English, French, German, Italian, Spanish, Portuguese, Japanese.
WIDE COMPATIBILITY: this OBD2 code reader works on most US-based cars since 1996, EU-based cars after 2000, and Asian-based cars after 2008. Our hotline provides 24-hour technical support for prompt problem resolution at support@topdon.com

Customers say

Customers find the OBD2 scan tool works well, particularly with Volkswagen group vehicles, and appreciate its ease of use, with one customer noting the clear instructions. The device receives praise for its value, helping customers save money on garage bills, and its fault code reading capabilities, with one review mentioning it provides detailed fault information. The built-in light feature is helpful, and customers consider it a handy device. However, the readability aspect receives mixed feedback, with some customers reporting it reads and clears codes while others say it doesn’t show any codes at all.

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