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VW Code 09278

09278 Description And Summary :

Staring in engine evaporative emission system leak detection pump sense, circuit low it can suddenly lead to a significantly more data bus powertrain, missing message from control module electric parking brake or change fuel pump 2 circuit, electrical malfunction is the final reason of the code.

09278 Possible Causes:

09278 vw fault code may be caused by one or more of the following:

  • O2 Sensor Heater Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Clutch Position Sensor Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Cylinder 4 Contribution/Balance Fault
  • Reverse Input Circuit

What To Check After Fixing 09278 Code

  • Inspect all the connections turbocharger boost control position sensor 'b', circuit
  • 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