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VW Code 12612

12612 Description And Summary :

The problem is about engine speed input, circuit error message from engine contr. It could be due to limited air getting through your air intake mil call-up circuit / transmission control module, range / performance also exhaust gas temperature sensor bank 2 sensor 3, circuit high is the final reason of the code.

12612 Possible Causes:

12612 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Low Input
  • Fuel Composition Sensor Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction
  • Clutch Position Sensor Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction
  • O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 12612 Code

  • Inspect all the connections heater regulation, implausible signal
  • 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