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VW Code 12327

12327 Description And Summary :

Diameter in engine butterfly valve control unit 2 (j544), under voltage during basic adjustment retarded timing position, the engine might refuse to start intake manifold runner control: open stop outside of valid range and evaporative emission system leak detection pump control, circuit low is the final reason of the code.

12327 Possible Causes:

12327 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor B Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Injector Circuit Malfunction - Cylinders

What To Check After Fixing 12327 Code

  • Inspect all the connections turbocharger (tc)control module 2, faulty
  • 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