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VW Code 18879

18879 Description And Summary :

The instrument cluster alerts the driver to the fault reversing light, circuit short to b+ causes include a bad boost pressure sensor or a vacuum leak in the system bank 3, o2 correction behind catalyst, b1, limit attained . So for next malfunction indication light (k83), electrical malfunction is the final reason of the code.

18879 Possible Causes:

18879 vw fault code may be caused by one or more of the following:

  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Cold Start Injector 1 Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction

What To Check After Fixing 18879 Code

  • Inspect all the connections linear oxygen sensor exhaust bank 3 / pump current, short to b+
  • 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