Vehicles Currently Identified as Affected
2004-2005 BMW E60/E61 530d
Parts Currently Affected
AEK2319
Problem
Intermittent battery warning light; intermittent operation of wipers when set to constant
Cause
Failure of alternator regulator leading to overcharging. ECU attempts to shut down alternator but can’t communicate with it
Solution
Disconnect and remove the battery (Leave the vehicle overnight to) reset the ECU Replace the alternator Install and connect a fully charged battery