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2010 Mercedes Benz E 63 AMG Sedan (212.077) V8-6.3L (156.985) Copyright ? 2013, ALLDATA 10.52SS Page 1
Vehicle: All Technical Service Bulletins
Computer/Controls - 'Backup Battery Fault' Displayed
WHITE WARNING MESSAGE FOR BACKUP BATTERY
Topic number LI54.21-P-048241
Version 2
Design group 54.21 Control modules/modules
Date 01-07-2010
Validity Model series 212 up to VIN A092538 (production date 10.09.2009) with SA code 427
Reason for change Service Campaign Initiated
Reason for block
Complaint:
The message "Backup battery fault" appears in the display.
The internal resistance specified value stored in the SAM is too low. The additional battery is thus found to be defective during the test by the SAM
even though the additional battery is still OK.
Cause:
Diagnosis limits for internal resistance stored in SAM are too low.
Remedy:
As of January 8, 2010, this LI must not be performed on the following vehicles: Model 212 - Serial No. A000977 to A092538, Covered under
Service Campaign No. 2009110003
Combining this LI with the above referenced Campaign will result in a charge back of this LI.
Symptoms
Work units
2010 Mercedes Benz E 63 AMG Sedan (212.077) V8-6.3L (156.985) Copyright ? 2013, ALLDATA 10.52SS Page 2
Validity
2010 Mercedes Benz E 63 AMG Sedan (212.077) V8-6.3L (156.985) Copyright ? 2013, ALLDATA 10.52SS Page 1
Vehicle: All Technical Service Bulletins
Computer/Controls - 'Backup Battery Fault' Displayed
WHITE WARNING MESSAGE FOR BACKUP BATTERY
Topic number LI54.21-P-048241
Version 2
Design group 54.21 Control modules/modules
Date 01-07-2010
Validity Model series 212 up to VIN A092538 (production date 10.09.2009) with SA code 427
Reason for change Service Campaign Initiated
Reason for block
Complaint:
The message "Backup battery fault" appears in the display.
The internal resistance specified value stored in the SAM is too low. The additional battery is thus found to be defective during the test by the SAM
even though the additional battery is still OK.
Cause:
Diagnosis limits for internal resistance stored in SAM are too low.
Remedy:
As of January 8, 2010, this LI must not be performed on the following vehicles: Model 212 - Serial No. A000977 to A092538, Covered under
Service Campaign No. 2009110003
Combining this LI with the above referenced Campaign will result in a charge back of this LI.
Symptoms
Work units
2010 Mercedes Benz E 63 AMG Sedan (212.077) V8-6.3L (156.985) Copyright ? 2013, ALLDATA 10.52SS Page 2
Validity
