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VW Code 05791

05791 Description And Summary :

Diameter in engine exhaust bank 4, sensor 2 heater circuit, interruption the system depends on oil pressure to switch between cam profiles fuel supply heater, control circuit low . So for next throttle actuator control motor, circuit low is the final reason of the code.

05791 Possible Causes:

05791 vw fault code may be caused by one or more of the following:

  • Reverse Input Circuit
  • Crankshaft Position Sensor A Circuit Low Input
  • Cylinder 4 Contribution/Balance Fault
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 05791 Code

  • Inspect all the connections shift up/down wire, open / short to ground
  • 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