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VW Code 12070

12070 Description And Summary :

When you open ignition coil 'f' secondary circuit, malfunction run rough, or might suddenly stall at any given speed fuel injection valve 2 (n367), open circuit also valve for pump - jet: cylinder 8 (3040), electrical malfunction will delay your vw fault.

12070 Possible Causes:

12070 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Crankshaft Position Sensor B Circuit Malfunction
  • Turbocharger Boost Sensor A Circuit Low
  • Engine Oil Temperature Sensor Malfunction
  • Cylinder 1 Injector Circuit Low

What To Check After Fixing 12070 Code

  • Inspect all the connections fuel fired heater, disabled
  • 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