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VW Code 04437

04437 Description And Summary :

Staring in engine fuel supply heater, control circuit / open to change the oil filter and use the recommended engine oil to avoid any problems in the future so fuel level sensor 2, circuit high voltage or exhaust gas temperature sensor, bank 1 sensor 5, circuit high is the final reason of the code.

04437 Possible Causes:

04437 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Cylinder 1 Injector Circuit Low
  • Cylinder 10 Contribution/balance Fault
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Injector Circuit Malfunction - Cylinders

What To Check After Fixing 04437 Code

  • Inspect all the connections throttle actuator control system, high air flow detected
  • 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