BMW TSB #SIB-64-05-13
2012 BMW 550
Affected Component: ELECTRICAL SYSTEM:12V/24V/48V BATTERY
- Summary
- BMW: ON SOME ACTIVEHYBRID (3,5,7), THE HIGH VOLTAGE BATTERY IS COOLED BY REFRIGERANT AND IS REGULATED BY EXPANSION VALVE AT BASE OF BATTERY AND IT CAN BECOME STUCK IN OPEN POSITION, EITHER PERMANENTLY OR INTERMITTENTLY. MODELS F02H, F10H, F30H. NO MODEL YEARS LISTED. *PE