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2013 Volkswagen Passat TDI SEL 2.0L MIL Lamp on
Posted to European Driveability on 7/31/2025 2 Replies

After above repairs we returned the car to the customer and all was fine cor a couple weeks until the same light came on and the engine light. Checked codes and found the DEF Injector showing open and the heater code back. Tested the injector and it had an...

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  Related Documents & Media  2013 Volkswagen Passat TDI SEL

 
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car Vehicle Data

2013 Volkswagen Passat TDI SEL

VIN 1VWCN7A31D
Engine2.0 L / 4 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P20B7Reductant Metering Unit Heater Control Circuit Low
Open Help Request

car Vehicle Data

2013 Volkswagen Passat TDI SEL

VIN 1VWCN7A31D
Engine2.0 L / 4 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P20B7Reductant Metering Unit Heater Control Circuit Low