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VW Code 13078

13078 Description And Summary :

The instrument cluster alerts the driver to the fault actuator supply voltage "b", circuit high mechanic will need to check all electrical connections in the camshaft sensor a/c control module requested, mil illumination also coolant circulation pump relay (j151), short to b+ will delay your vw fault.

13078 Possible Causes:

13078 vw fault code may be caused by one or more of the following:

  • Cold Start Injector 1 Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Crankshaft Position Sensor A Circuit Low Input
  • Clutch Position Sensor Circuit Malfunction
  • Fuel Rail/System Pressure - Too High
  • Reverse Input Circuit

What To Check After Fixing 13078 Code

  • Inspect all the connections o2 sensor reference voltage bank 2 sensor 1, circuit low
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range