I have a 01 TT with abs/esp ITT mark 20 system. It has a VAG code 00778 for the steering angle sensor. When I go to the controller 004 and look at the sensor readings ,and start from dead center, the readings is zero. If I turn to the left it goes up to 502 wh...

FIX posted 5/7/2009

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle