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VW Code 09923

09923 Description And Summary :

Staring in engine auxiliary engine coolant (ec) pump relay (j496), open or short to ground to change the oil filter and use the recommended engine oil to avoid any problems in the future so data bus powertrain, incorrect signal from adr control module . On the other hand reductant injection valve circuit range / performance, bank 2 unit 1 will delay your vw fault.

09923 Possible Causes:

09923 vw fault code may be caused by one or more of the following:

  • Ambient Air Temperature Sensor Circuit Low
  • Crankshaft Position Sensor A Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Crankshaft Position Sensor A Circuit Low Input
  • Cylinder 10 Contribution/balance Fault

What To Check After Fixing 09923 Code

  • Inspect all the connections throttle actuator control system, stuck 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