Customer states they started to receive Check Control messages for the driver’s seat at the end of...

Bulletin number

B520224

Component

Electrical system

Summary

Customer states they started to receive Check Control messages for the driver’s seat at the end of eachdriving cycle: One or more of the following check control messages (CCM) were present at that time: CCM 434 Seat calibration required. CCM 108 Driver restraint system. Eventually multiple restarts after they first noticed the CCM the seat stopped functioning, the air bag warninglamp illuminated in the instrument cluster, and they received a new Check Control message: CCM 97 Restraint system. There are now 6 DTC faults stored: ACSM6 Air Bag module 930D86 - Function restraint system driver restricted. C95432 - seat module Driver (seat memory), message status backrest locking standardization required. C95434 - seat module Driver (seat memory), message status backrest locking standardizationrecommended. FAS_I20 Driver's Seat module 8029F5 - initialization seat: limited seat adjustment due to missing calibration 802A03 - Functions seat adjustment FAS limited available. 802A05 - ÜKB: Shut-off ÜKB because of missing calibration. Also, one or both of the following check control messages (CCM) may currently be present: CCM 108 “Driver restraint system” CCM 109 “Passenger restraint system” The seat initialization and memory has been lost. Or Repeat failure of seat initialization after completing the test module via ISTA.

Owners of these vehicles have filed 43 complaints in the electrical category.