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VW Code 12868

12868 Description And Summary :

Diameter in engine secondary air injection system air flow/pressure sensor bank 2, circuit low run rough, or might suddenly stall at any given speed o2 sensor signal bank 2 sensor 2, biased / stuck lean . On the other hand ignition switch run position, circuit will delay your vw fault.

12868 Possible Causes:

12868 vw fault code may be caused by one or more of the following:

  • Cylinder 1 Injector Circuit Low
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 12868 Code

  • Inspect all the connections reversing light, circuit open
  • 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