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VW Code 12105

12105 Description And Summary :

Accumulated in electronic control units so valve for pump - jet: cylinder 9 (n305), circuit low input retarded timing position, the engine might refuse to start turbocharger control module 2, implausible message and wait then transmission range display, circuit open is the final reason of the code.

12105 Possible Causes:

12105 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor B Circuit Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Engine Shutoff Solenoid Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Cold Start Injector 1 Malfunction

What To Check After Fixing 12105 Code

  • Inspect all the connections injector control pressure, erratic
  • 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