Trouble Ticket Help Requests for DTC P204A
|2012 Volkswagen Passat TDI SE 2.0L MIL Lamp on, Derate VIN: 1VWBN7A31C
P204A: Reductant pressure sensor. Hello everyone. This VW came to us with the check engine light and DEF lights on and customer had a complaint of it derating. It's been to the dealer multiple times for the same problem with no luck. Reference voltages and glowplugs tested fine. No sign of any...
|December 30, 2014|