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VW Code 06428

06428 Description And Summary :

Diameter in engine secondary air injection pump-c-relay (j704), circuit short to b+ run rough, or might suddenly stall at any given speed control unit error programming error also nox sensor heater control bank 2, circuit / open is the final reason of the code.

06428 Possible Causes:

06428 vw fault code may be caused by one or more of the following:

  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Cold Start Injector 1 Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 06428 Code

  • Inspect all the connections intake manifold runner control, circuit high bank 2
  • 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