Products > Diagnostics > VAG-COM

Common Diagnostic Procedures
Updated 29 Oct. 2003

These pages detail some common vehicle-specific procedures that can be performed with VAG-COM. These are not a substitute for the correct Factory Repair Manual for your vehicle. V-Tech is not responsible for any damage or problems that may result from following these instructions. They are to be used at your own risk. We will be adding more pages periodically and welcome any comments or suggestions to support@v-techuk.com

Vehicle-Specific Application Charts (Which controllers are in my car?
Where do I find my car's diagnostic port?)

Handy Platform Information Pages

1998-2004 VW MkIV Golf/Jetta/New Beetle Information Page

1998-2004 VW Passat B5 Platform Information Page

1995-2001 Audi A4/ 2000-2003 Audi S4 (B5/8D) Information Page

2002+ Audi B6 Platform Information Page

2004+ VW Touareg Information Page

Immobilizer Information Pages

Key Matching with New 7-Digit SKC

Key Matching with Old 4-Digit SKC

Remote Control Matching

Immobilizer 2 ECU Swapping

Immobilizer 2 Instrument Cluster Swapping

Immobilizer 3 ECU Swapping

Immobilizer 3 Instrument Cluster Swapping

Immobilizer 3 Key Matching

Immobilizer 3 Measuring Blocks

Non-Immo Instrument Cluster Swapping

Some Common Procedures

Audi Service Interval Reminders

VW Service Interval Reminders

1.8T VAG-COM Info

Throttle Body Alignment (TBA)

ABS Brake Pump Bleeding

TDI VAG-COM Info

Automatic Transmission Info for VW/Audi

Xenon (HID) Headlamp Aiming

ESP Steering Angle Sensor Calibration

Suspension Level Control Calibration