1990 Volkswagen Jetta Q&A
1990 Volkswagen Jetta Question: brake pedal to floor
my brake pedal goes to floor, but will pump up after several hits on pedal. have bled brakes, checked wheel cyl for leaks. Also idles perfectly until I try to accelerate from stop. once moving fine. Am thinking vacuum somewhere? - Visitor
Does the pedal go to the floor if the engine is off? If so the master cylinder would be my first suspect. The problem is likely to be the master cylinder. Was the brake fluid black and contaminated prior to bleeding the brakes? If it were a brake booster issue the pedal would become hard and require more pedal effort to stop the car. If the servo leaked or check valve was bad the engine would idle rough due to the vacuum leak. - patrick mannion
Tried to replace the rear brake pads and wasn't able to due to lack of correct parts and tools. Had to put back together with old parts and use a pair of needle nose pliers to turn in piston. Now t...
So, when i bought my jetta it had terrible brakes and my father changed the master cylinder. This fixed almost all the brake problems and just to be sure we bled the brakes after my MC was put on t...