Questions & Answers for: Volkswagen fuel system troubleshooting

Question about 1986 GTI

1 Answer

...fuel system which i`m having the problem with. The enjine battle to start when its hot or cold. I have bridged the fuel pump relay so that the pump can run and pulled one of the injecters out to see ...

Ad

Question about 2002 Beetle Turbo S

1 Answer

...system efficiency below threshold bank 1 Explanation BBFaulty catalytic converter Probable Cause BB1- Rich Air/Fuel Ratio BB2- Air Leak near rear H02S BB3- Faulty fuel control H02S Sounds like a bad ...

Ad

Question about 2002 Beetle Turbo S

1 Answer

SYSTEM FAULT? MANY THANKS **** you're right. knock sensor will not prevent starting. even if it failed on, it would only change timing a bit--not enough to prevent start. If you don't have fuel on the

Question about 1995 Jetta

2 Answers

...fuel injection system and the ignition system. There are relatively few such circuits in a 1995 vehicle, so if you have a problem in any particular area you can troubleshoot that system alone - the ...

...Fuel System Pressure on Car Models?  http://repairhelpcenter.blogspot.com/2011/11/how-to-relieve-fuel-system-pressure-on.html -----------------  How to Replace a Fuel ...

...Fuel System Pressure on Car Models? http://repairhelpcenter.blogspot.com/2011/11/how-to-relieve-fuel-system-pressure-on.html----------------- How to Replace a Fuel ...

...Fuel System Pressure on Car Models?  http://repairhelpcenter.blogspot.com/2011/11/how-to-relieve-fuel-system-pressure-on.html -----------------  How to Replace a Fuel ...

Question about 2007 Passat Sedan

1 Answer

...system fault,2. Fuel injector fault 3. Engine mechanical condition. I had previously Major vacuum leak performance. Pressure regulating valve removed and reinstalled. Could this problem be related? ...

...a metal part of the engine and have someone crank the engine. You should see a healty blue spark. If you get a good spark it's time to start on the fuel delivery system - fuel pump, pump relay,

...do I fix/troubleshoot ? wont start (no crank), EPC light on tachometer. How do I fix/troubleshoot ? The first thing you do is check for system fault codes, then if no joy check the fuel pressure

Not finding what you are looking for?

Ask a Question

Usually answered in minutes!

Popular Products

Top Volkswagen Experts

ZJ Limited
ZJ Limited

Level 3 Expert

17989 Answers

Bradley
Bradley

Level 2 Expert

105 Answers

Thomas Perkins
Thomas Perkins

Level 3 Expert

15088 Answers

Are you a Volkswagen Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides

Loading...