Automatic Headlamps - Operating Characteristics

SI B63 13 06
Lights

December 2010
Technical Service

This Service Information Bulletin supercedes B63 13 06 dated October 2006.

[NEW]designates changes to this revision

SUBJECT
Automatic Headlamp System Does Not Switch Off the Lights

MODEL
[NEW]All models with the rain-light sensor (option 521)

SITUATION

The low beam headlamps switch on spontaneously or stay on, even in daylight.

CAUSE

Normal operation

[NEW]INFORMATION

The issue has been integrated into ISTA diagnostics. In ISTA "Information search", select "Text search", then enter "Light sensor" as the search term. Press "Start search", then select "FUB Rain/driving light sensor: restrictions due to technical features".

[NEW]WARRANTY INFORMATION

For information only