Recall - ECM Software Update/Oxygen Sensor Replacement: Overview

WA-US

Subject:
1999-2001 Model Volkswagen
Golf/Jetta and New Beetle 2.0 Liter Gasoline Engine Vehicles Reprogramming of Engine Control Module and Replacement of Malfunctioning Oxygen Sensor

December 2001








Work Procedure

This procedure describes re-programming the engine control module (ECM) and, if necessary, replacing the front oxygen sensor. However, some affected vehicles may not require re-programming of the ECM, which will be made apparent during the checking process.

Special Tools and Equipment





- VAS 5051 vehicle diagnostic, testing and information system
- VAS 5051 / 6 diagnostic cable harness
- VAG 1788/10 engine speed adjuster
- 3337 tool





- VAS 6103 serial port cable supplied by VWoA





- CD ROM containing re-programming information (part number 1J0 909 961) supplied by VWoA








Volkswagen of America, Inc.








Owner Letter