How to Read ECM Anti-Theft Passwords with LAUNCH X431 IMMO PLUS
When the BSI cannot read anti-theft passwords, then you can use the LAUNCH X431 programmer to read anti-theft passwords from engines in the BENCH mode. This article shows how to do this using a Peugeot/Citroen vehicle as an example. Function Introduction: Anti-theft Password Reading — All Lost Anti-theft Password Reading — ECM. Requirements: Device required: LAUNCH X431 IMMO PLUS / X431 IMMO Elite . Software required: Peugeot, Citroen V10.20 and later. Procedure: It is roughly divided into three steps: a). Open the programmer software to obtain the wiring diagram, and connect the engine computer in the BENCH mode. b). Use the IMMO programming software to read out the EEPROM data of the engine computer and save it as a backup. c). Enter the Peugeot/Citroen IMMO software, and decrypt the anti-theft password by loading the EEPROM data. The following details the operation steps and related precautions for reading the engine password. 1. Enter the [IMMO PROG] softwar...