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VW Code 12329

12329 Description And Summary :

Accumulated in electronic control units so secondary air injection valve 4 (n385), circuit short to ground the system depends on oil pressure to switch between cam profiles ignition coil cylinder 13, low circuit . On the other hand secondary air injection system air flow/pressure sensor bank 1, circuit intermittent / erratic will delay your vw fault.

12329 Possible Causes:

12329 vw fault code may be caused by one or more of the following:

  • Injector Circuit Malfunction - Cylinders
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Cylinder 10 Contribution/balance Fault
  • Ambient Air Temperature Sensor Circuit Low

What To Check After Fixing 12329 Code

  • Inspect all the connections exhaust gas temperature sensor bank 1 sensor 1, circuit intermittent
  • 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