Restraints - Air Bag Lamp ON/Various Fault Codes Set

SI B 72 05 05
Safety Restraint Systems

June 2006
Technical Service

This Service Information bulletin supersedes S.I. B 72 05 05 dated November 2005.

[NEW] designates changes to this revision

SUBJECT

AWL Illuminated, with Wiring Faults for Active Head Restraint

MODEL
E65/E66 (7 Series), E60 (5 Series) with Active Head Restraints.

Vehicles produced to 3/2005.

SITUATION





The AWL (Airbag Warning Lamp) is illuminated and various fault codes relating to the wiring to the active head restraint are stored as shown.

CAUSE

The seat wiring harness is damaged.

CORRECTION

Replace the seat wiring harness and observe the following important instructions to prevent damage to the replacement harness:

INCORRECT INSTALLATION:





This diagram shows the wire frame at the top left of the back of the driver's seat. The sharp points at the wire ends may damage the harness.

CORRECT INSTALLATION:





Using a pair of suitable pliers, bend the wire ends as shown to avoid harness damage.





Using plastic wire ties, route the replacement harness (1) down the seat back, spacing it 20 mm (A) from the edge of the wire frame.





WARRANTY INFORMATION

Covered under the terms of the BMW New Vehicle Limited Warranty.





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