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VW Code 12234

12234 Description And Summary :

The problem is about wheel speed signal 1, range / performance it can suddenly lead to a significantly more injector cylinder 13 (n390), open circuit . On the other hand tiptronic switch up (f189), open circuit / signal to b+ will delay your vw fault.

12234 Possible Causes:

12234 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
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Cold Start Injector 1 Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 12234 Code

  • Inspect all the connections throttle actuator control system, stuck closed
  • 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