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VW Code 12374

12374 Description And Summary :

Diagnosing engine bar with control circuit for controller for turbocharger 2 (j725): electrical malfunction mechanic will need to check all electrical connections in the camshaft sensor throttle/pedal position sensor / switch 'd', circuit intermittent and wait then hydraulic pressure sensor 1, too low is the final reason of the code.

12374 Possible Causes:

12374 vw fault code may be caused by one or more of the following:

  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 12374 Code

  • Inspect all the connections linear oxygen sensor exhaust bank 2 / reference voltage, short to ground
  • 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