BMW Immobilizer

Abbreviations

DME=Digital Motor Electronics

DDE=Digital Diesel Electronics

EWS=Electronic drive-away protection

CAS=Car access system (immobilizer)

Generations

DME/DDE and EWS synchronization

Two values, one fixed, one rolling. Coding must be performed in both engine (DME/DDE) and immobilizer ECU at the same time, otherwise immobilizer not allowing start.

Incorrect synchronization usually results in DTC "2737 EWS manipulation protection"

Coverage in BimCOM

Click here to view full listing