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2012 Volkswagen Passat TDI SE 2.0L MIL Lamp on, Derate
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...
FIX posted 2/2/2015
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Related Documents & Media | VIN | 1VWBN7A31C |
| Engine | 2.0 L / 4 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Derate |
| Occurs | Intermittently |
Trouble Codes
| P0472 | Exhaust Pressure Sensor 1 Circuit Low |
| P0651 | PCM Sensor Reference Voltage 'B' Circuit Malfunction |
| P0674 | Glow Plug 4 Plug Or Harness Defective |
| P13D0 | Cylinder 1 pressure sensor implausible signal |
| P13D3 | Cylinder 2 pressure sensor implausible signal |
| P204A | Reductant pressure sensor |
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Vehicle Data
2012 Volkswagen Passat TDI SE
| VIN | 1VWBN7A31C |
| Engine | 2.0 L / 4 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Derate |
| Occurs | Intermittently |
Trouble Codes
| P0472 | Exhaust Pressure Sensor 1 Circuit Low |
| P0651 | PCM Sensor Reference Voltage 'B' Circuit Malfunction |
| P0674 | Glow Plug 4 Plug Or Harness Defective |
| P13D0 | Cylinder 1 pressure sensor implausible signal |
| P13D3 | Cylinder 2 pressure sensor implausible signal |
| P204A | Reductant pressure sensor |
Video