Originally Posted by chittychittybangbang
Not sure but if VCDS can communicate, the dealer tool should also be OK. They use the same wiring. Warning: if they replace some harness but still not fixed you still have to pay for the harness....
Thats what I thought, but the VCDS works fine and the dealer is telling me that they cannot communicate with the PCM... So I wanted to make sure they are not trying to make a buck off me since I did run wires through the harness in the firewall.