Campaign - Knock Sensor Installation Inspection: Overview

28 07 02

March 6, 2007

2012809/2

Supercedes Technical Service Bulletin Group 28 number 06-02 dated Oct. 5, 2006 due to addition of Saga warranty data.





Vehicles Affected

RVU - A8 W12 Knock Sensor Position Incorrect (IY)

Condition

This Required Vehicle Update (RVU) is in effect for 15 months from date of publication. After that date, this RVU will expire and no longer be in effect.

Vehicle must meet ALL of the following criteria.

1. Procedure is valid only for vehicles that show the IY code in the ElsaWeb Campaign inquiry screen on the day of repair.

2. Vehicle must be within the Limited New Vehicle Warranty.

3. Procedure must be performed within the allotted time frame stated in this Technical Service Bulletin.

Procedure must also be performed on applicable vehicles in Dealer inventory.

Technical Background

On Audi A8 vehicles with 6.0L MPI engine manufactured within a specific period, the knock sensors are may not be installed correctly. If the positions of the sensors are interchanged, the engine control unit may not be able to reliably detect engine knock during combustion.

Production Solution

For vehicles outside the specified VIN range, the knock sensors are installed correctly at time of production.











Warranty








Required Parts and Tools

Additional Information

All part and service references provided in this TSB are subject to charge and/or removal. Always check with your Parts Dept. and service manuals for the latest information.