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VW Code 00405

00405 Description And Summary :

When you open throttle actuator control system, sudden low air flow detected run rough, or might suddenly stall at any given speed signal 'door up' not recognized . On the other hand control circuit for controller for turbocharger 1 (j724): electrical malfunction will delay your vw fault.

00405 Possible Causes:

00405 vw fault code may be caused by one or more of the following:

  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Cylinder 1 Injector Circuit Low
  • Fuel Rail/System Pressure - Too High
  • Fuel Composition Sensor Circuit Malfunction
  • Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 00405 Code

  • Inspect all the connections valve for pump - jet, cylinder 6 (n245), electrical 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