I thought I would do everyone who has this problem in the future a favor and write the solution I never found online :) What worked for me was that when the car was on and the cable was in the A3, I pulled out the fuse for the abs module. Then I put it back in. The module clicked and the constant li...

Is your car manual or automatic transmission? Been a long time since I looked under a P80 center console at the parking brake system. Cars of that era often had a simple contact switch under the parking brake lever in the center console. You may hove to remove the console to check this out. It coul...