Electrical - Engine No Crank/No Start/Fault Code A111
August 2006Technical Service
SI B 61 07 06
General Electrical Systems
No Crank, No Start, CAS FC A111
MODEL
E90/E91 (3 Series), E60/E61 (5 Series), E63/E64 (6 Series)
SITUATION
The engine does not crank. Only the SRS (Supplemental Restraint System) and red brake lights show in the instrument cluster with ignition on. FC A111 (ELV voltage supply fault) is stored in the CAS (Car Access System)
CAUSE
Low 15WUP signal voltage caused by faulty IBS (Intelligent Battery Sensor) Sensor)
CORRECTION
In case of customer complaint, disconnect the IBS connector X13895 (3-pin connector with 2 wires).
The IBS is located on the negative battery terminal. Follow the white/blue and gray wires from the IBS to locate X13895.
If the vehicle now starts, the IBS is faulty and must be replaced.
PARTS INFORMATION
WARRANTY INFORMATION
Covered under the terms of the BMW New Vehicle Limited Warranty.
Defect Code Refer to KSD
Labor Operation: Refer to KSD
Labor Allowance: Refer to KSD
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