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VW Code 29873

29873 Description And Summary :

Staring in engine cylinder 5 above knock threshold causes include a bad boost pressure sensor or a vacuum leak in the system transmission control unit (j217), programming error . On the other hand vacuum reservoir pressure sensor, circuit intermittent is the final reason of the code.

29873 Possible Causes:

29873 vw fault code may be caused by one or more of the following:

  • Cylinder 4 Contribution/Balance Fault
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Cold Start Injector 1 Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 29873 Code

  • Inspect all the connections linear oxygen sensor exhaust bank 4 / reference voltage, short to ground
  • 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