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VW Code 12320

12320 Description And Summary :

This code were stamped on VW Engine case retarded timing position, the engine might refuse to start linear oxygen sensor exhaust bank 4 / pump current, short to b+ or actuator supply voltage 'c', circuit / open is the final reason of the code.

12320 Possible Causes:

12320 vw fault code may be caused by one or more of the following:

  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Cylinder 4 Contribution/Balance Fault
  • Shift Solenoid E Performance or Stuck Off
  • Clutch Position Sensor Circuit Malfunction
  • Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 12320 Code

  • Inspect all the connections nox sensor bank 2, circuit high
  • 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