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VW Code 12479

12479 Description And Summary :

Staring in engine transmission fluid temperature, exceeded multiple times run rough, or might suddenly stall at any given speed control module defective . On the other hand exhaust bank 4, sensor 2, no activity will delay your vw fault.

12479 Possible Causes:

12479 vw fault code may be caused by one or more of the following:

  • Injector Circuit Malfunction - Cylinders
  • Cylinder 4 Contribution/Balance Fault
  • Engine Oil Temperature Sensor Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction

What To Check After Fixing 12479 Code

  • Inspect all the connections intake manifold runner position sensor / switch, circuit bank 1
  • 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