Sporadic Check Control Messages of the Driver Assistance System

Bulletin number

B660615

Component

Electrical system

Summary

Sporadic Check Control Messages of the Driver Assistance System. Sporadically, a CCM (Check Control Message) is displayed advising that the Camera-based Driver Assistant system has failed. This is due to the vehicle interior reaching very high temperatures. During this failure, all KAFAS (Camera-based driver assistance systems) system functionalities are inoperative. The affected functionalities are: Pedestrian Detection Front Collision Warning Lane Departure Warning Speed Limit Info (if equipped) The following fault code is stored in the KAFAS control unit: 0x800AC0 - Switching off due to excess temperature Note: The system is functional after the interior temperature has cooled down or by cycling the ignition off and on again. Incorrect calibration of the temperature sensor in the KAFAS camera.

Owners of these vehicles have filed 80 complaints in the electrical category.