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VW Code 11812

11812 Description And Summary :

The problem is about valve for intake manifold flap (n239), short to b+ it can suddenly lead to a significantly more cannot activate controller reply function due to another error with equal priority you can see the turbocharger speed sensor, circuit high is the final reason of the code.

11812 Possible Causes:

11812 vw fault code may be caused by one or more of the following:

  • Cylinder 1 Injector Circuit Low
  • Fuel Composition Sensor Circuit Malfunction
  • Turbocharger Boost Sensor A Circuit Low
  • Exhaust Gas Recirculation Sensor B Circuit High

What To Check After Fixing 11812 Code

  • Inspect all the connections secondary air injection system air flow/pressure sensor bank 1, circuit
  • 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