Mercedes Benz C 63 AMG Technical Service Bulletin #LI54-10_P-0540892
Date: 120903
Electrical - Battery Discharged, Vehicle Doesn't Start
Battery discharged, vehicle does not start
Topic number LI54.10-P-054089
Version 2
Design group 54.10 Battery, voltage supply, voltage converter
Date 09-13-2012
Validity Models: 204; 207; 212 (rotary light switch with zero position)
Reason for change Validity adapted
Complaint:
Battery discharged, vehicle does not start.
Cause:
Rotary light switch sending wrong signal after ignition OFF.
Remedy:
1)
Read out fault roll of battery sensor (IBS).
2)
3)
If the following entries are present:
^ Power consumption by standing lights or parking lights
^ Power consumption by low beams then this is an indication of a faulty rotary light switch.
Replace rotary light switch.
Symptoms