Operation CHARM: Car repair manuals for everyone.

A/C - Seat Heater is Inoperative

74 07 02

Nov. 2, 2007

2016357





Vehicle Information

Condition

Seat, Heating Inoperative

Seat heater will not operate properly or becomes inoperative.

Technical Background

Use of Guided Fault Finding (GFF) to prevent mis-diagnosis and unnecessary replacement of components.

Production Solution

No Production Change required.

Service

Locate GFF seat heating diagnostics as follows:

^ Connect VAS 5051/5052

^ Select Guided Functions

^ Select function/component selection

^ Select electrical system

Tip:

If GFF calls for a part to be replaced during a GFF diagnostic procedure, attach a print out of the diagnostic log in guided fault finding to damaged part.

Note:
Replacing a component of the seat heating system without having carried out GFF diagnosis is not permitted.

Parts submitted without proper documentation may be debited.

Warranty

Information Only.

Required Parts and Tools

No Special Parts Required

No Special Tools Required

Additional Information

All part and service references provided in this Technical Bulletin are subject to change and/or removal. Always check with your Parts Dept. and Repair Manuals for the latest information.