Quote:
Originally Posted by JFP in PA
Most of these are dash cluster faults indicating lack of power to various modules and time out faults indicating lack of CAN bus communications. As you indicate you modified the dash, I would start looking where you changed things..................
|
What he said. Make sure the connections are all clean and seated fully. Beyond that, I would look for a second hand HVAC controller and do a quick swap there. That was the solution for a B5.5 Passat with similar symptoms.