Passat Sedan 4Motion V6-3.6L (BLV) (2007)
Fuel Filler Cap: Customer Interest
Emissions - MIL ON/DTC's P0442/P0455/P0456
20 07 14
Nov. 26, 2007
2016757
Vehicle Information
Condition
MIL ON, DTCs P0442, P0455 or P0456 Stored in ECM Fault Memory
MIL ON with one or more of the following DTCs are stored in the ECM fault memory:
Note:
Vehicle may come from two different manufacturing facilities (designated by "E" or "P" in the VIN). The range varies from each factory.
Technical Background
The Evaporative Emission system (EVAP) system may suffer leak(s) because of fuel cap seal integrity.
Production Solution
A redesigned fuel cap has been installed in production that improves seal robustness and friction coefficient of the seal as of:
3C_6E236771 (sedan)
3C_7E008950 (wagon)
3C_7P008830 (sedan)
Service
If any of the DTCs listed above are stored in the ECM fault memory:
^ Follow Guided Fault Finding to determine root cause of DTC(s).
^ Perform all related technical bulletins that apply.