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VW Code 12950

12950 Description And Summary :

The instrument cluster alerts the driver to the fault exhaust bank 3, probe 1 electrical error in the electric circuit causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 4, sensor 2 heater circuit, interruption you can see the reversing light, circuit short to ground is the final reason of the code.

12950 Possible Causes:

12950 vw fault code may be caused by one or more of the following:

  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Fuel Rail/System Pressure - Too High
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 12950 Code

  • Inspect all the connections data bus powertrain, implausible message of the clutch electrics
  • 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