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View Full Version : BMW E46 1999 EWS/ECU desincronization



luis12
20th January, 2015, 04:24 PM
Hello mates, this car loses sincronization beetween ECM/EWS and car cranks but dont start until resincronization, car have two keys and one has damaged transponder ECU is Bosh DME1 0261204420 BMS46, are immooff for this ECU ? Error code is.. EWS3.3/DME antitampering protection and interface DME/EWS3.3 Thanks for help.