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VW Code 28546

28546 Description And Summary :

The problem is about fuel shutoff valve "b" control, circuit high retarded timing position, the engine might refuse to start data bus powertrain, missing message from control module battery monitoring or reductant / regeneration supply control, circuit / open will delay your vw fault.

28546 Possible Causes:

28546 vw fault code may be caused by one or more of the following:

  • Ambient Air Temperature Sensor Circuit Low
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Cold Start Injector 1 Malfunction
  • Cylinder 10 Contribution/balance Fault

What To Check After Fixing 28546 Code

  • Inspect all the connections data bus powertrain, missing message from control module level control
  • 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