Mercedes Benz C 43 AMG Technical Service Bulletin # P-91_60-109 Date: 060427

Mercedes Benz C 43 AMG Technical Service Bulletin # P-91_60-109 Date: 060427

Air Bag System - SRS Lamp ON/Multiple DTC's Set

Date: April 27, 2006

Order No.: P-B-91.60/109

Supersedes:

Group: 91

SUBJECT:

298

All Model 140, 170, 171, 202, 203, 208, 209, 210, 211, 215, 219, 220 and 230 Vehicles Equipped with Baby Smart(TM) Airbag Deactivation

System

SRS Lamp Illuminated/DTC 9021, 9027, B1315 and/or 28

If you receive customer reports in the above model vehicles with the SRS warning lamp illuminated and any of the above DTCs stored, please make

note of the fault tracing information shown. To properly diagnose this issue, please follow the SRS fault tree in Star Diagnosis (SDS). This fault tree

can be found in a quick test by selecting the stored DTC. If no faults are found, the cause could be a memory card with a transponder chip has been

placed on the passenger seat. Company ID cards, notebook computers, PDAs, and other electronic equipment may contain such memory cards that

cause interference with the Baby Smart(TM) transponder. This interference can be interpreted as a fault by the SRS control unit. This condition may

be difficult to duplicate in the workshop. Please alert the customer not to place items containing memory cards on the passenger seat. Replacement of

components will not remedy the situation.

Note:

The interference from electronic components is an outside influence and not a manufacturing defect and therefore cannot be claimed under