Without - BMW DIAGNOSTIC SYSTEM
CLEARING FAULT CODESThe fault code memory may be cleared by one of the following methods:
^ Disconnect the subject control unit (ignition OFF).
^ Disconnect the vehicle battery. [1]:
^ The engine is started 50 times after repair of the failure.
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[1]: Interrupting power by disconnecting the battery positive terminal is not recommended as this will also erase other memory functions in the car such as radio, clock, seats, etc.