Originally Posted by vw1.8t
im getting really frustrated with this thing!! i installed it a few months ago and it worked great, but recently it stopped working. i found the ground wire going into the fast connection that plugs into the tube was loose and pulled out. i put it back in, got out my multi meter and tested the power to ground. showed 11.5 v dc. i plug it in and does not work. ground seems good to me i stripped more bare and put it back into the connecter and crimped it. still no luck.
If the ground wire pulled out from the FAST connection the connector from the harness will need to be removed, carefully, re-crimped, and placed back in the harness for a secure connection.
Test the impedance of the ground to verify a good ground. This should read zero at all times.