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VW Code 12815

12815 Description And Summary :

The instrument cluster alerts the driver to the fault fuel injection valve 3 (n368), open circuit to change the oil filter and use the recommended engine oil to avoid any problems in the future so intake manifold tuning (imt) valve position sensor / switch bank 1, circuit high or turbocharger / supercharger boost system performance is the final reason of the code.

12815 Possible Causes:

12815 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Reverse Input Circuit
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 12815 Code

  • Inspect all the connections particulate trap bank 1, efficiency below threshold
  • 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