Steering - Adaptation Required After Part Replacement
48 08 05Oct. 13, 2008
2011806 Supersedes T.B. Group 48 number 08-03 dated Jun. 19, 2008 to include updated version CD for 2009 model year.
Vehicle Information
Condition
Steering System, Adaptation Requirement after Replacement Part Installation
Technical Background
Service parts are shipped with a software mapping default and have to be adapted to the individual vehicle requirements.
Production Solution
No production change required.
Service
Follow the Guided Fault Finding instruction of VAS 5051B / VAS 5052 tester, and as outlined in this technical bulletin. The CD will not work with the tester VAS 5051A.
Tip:
Non-observance of the following points may lead to control module failure. VAS 5051B or VAS 5052 must always be connected to the approved power supply at the approved voltages. Under no circumstances should the power supply be interrupted or the diagnostic connector unplugged during the flash procedure. Any appliances with high electromagnetic radiation (i.e. mobile phones) must be switched OFF.
Procedure
- Connect vehicle to approved Volkswagen battery charger Midtronics InCharge 940 (INC940) tester/charger to maintain proper battery voltage.
- Insert CD, Part No. W42RACKMAP46 with steering rack adaptation files.
- Prepare by getting the vehicle PR-codes for suspension (i.e. L04, L07 etc.), park assist (i.e. 7X5, 7X6, 8A1, 8A3 etc.) from the trunk of the car or ELSA. Depending on optional equipment more or less PR-codes may be needed.
- Enter vehicle data
- Select -OK- and then forward arrow.
- Select Go to and Function / Component selection.
- Navigate selections, for vehicle serviced, as outlined in the Examples provided. German built vehicles will all follow the same menu structure. Other manufacturing locations may deviate slightly.
Example
^ Follow instructions until VAS 5051B/VAS 5052 screen states - Adaptation of power steering and/or speed turning torque/parallel parking assistance (depending on equipment), was performed correctly, -Program end-.
NOTE:
The steering rack adaptation CD version 46 will be distributed with this technical bulletin. This version will remain valid until an approved updated version is received.
Warranty
Information Only.
Required Parts and Tools
No Special Parts Required.
Tip:
Additional copies of the "Update - Programming" CD may be ordered from the Volkswagen Technical Literature Ordering Center.
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.