I believe that it's a mechanical switch inside but I'm not 100% sure. Try this, lift the rear seats. REmove the 3x phillips screws on the black cover. That is the fuel pump. Have a helper try to start the engine while you feel and listen to it.
Also, any error codes?
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Related Threads
?
?
?
?
?
VW TDI forum, Audi, Porsche, and Chevy Cruze Diesel forum
167K posts
102.3K members
Since 2007
A forum community dedicated to Audi, Volkswagen, Porsche, and all turbo diesel owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, TDI, maintenance, and more!