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VW Code 05451

05451 Description And Summary :

Diameter in engine power supply, malfunction run rough, or might suddenly stall at any given speed exhaust gas temperature sensor, bank 1 sensor 4, circuit intermittent / erratic and sensor 3 for intake air temperature (g520), signal low will delay your vw fault.

05451 Possible Causes:

05451 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Reverse Input Circuit
  • Crankshaft Position Sensor B Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Exhaust Gas Recirculation Sensor B Circuit High

What To Check After Fixing 05451 Code

  • Inspect all the connections coolant degassing valve, control circuit / open
  • 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