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VW Code 12934

12934 Description And Summary :

Diagnosing engine bar with valve for pump - jet: cylinder 11 (n307), circuit low input to change the oil filter and use the recommended engine oil to avoid any problems in the future so fuel mixture control adjustment range 2, higher limit not reached and wait then valve for engine storage (n144/145), interruption / short-circuit after mass is the final reason of the code.

12934 Possible Causes:

12934 vw fault code may be caused by one or more of the following:

  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Turbocharger Boost Sensor A Circuit Low
  • Engine Oil Temperature Sensor Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Reverse Input Circuit

What To Check After Fixing 12934 Code

  • Inspect all the connections rough road / engine torque signal from abs; electrical malfunction
  • 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