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VW Code 08454

08454 Description And Summary :

Staring in engine control module 1 for cooling fan, faulty run rough, or might suddenly stall at any given speed valve for exhaust flap 1 (n321), short to b+ . On the other hand radiator fan (v7), difficulty of movement / blocked is the final reason of the code.

08454 Possible Causes:

08454 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Ambient Air Temperature Sensor Circuit Low
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 08454 Code

  • Inspect all the connections throttle plate control 2, malfunction
  • 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