EWS control unit/tr module/support BMW E53 SAV 47745.BMW parts catalog ETK contains detailed information on spare parts for cars manufactured by BMW since 1928.

Important! Before ordering keys, simultaneous locks, ECUs (immobiliser/CAS) etc., it is necessary to ensure the procurement authorisation of the customer and the vehicle owner by producing the original vehicle documents and official photo identification! A power of attorney from the vehicle owner is also required for authorised third parties. Copies of the specified credentials (proof of authorisation) must be kept in the vehicle records. Please inform BMW
Service immediately if a vehicle key is lost so it can be deactivated in order to avoid taking the risk of losing the insurance cover due to gross negligence in the event of a theft.