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VW Code 12254

12254 Description And Summary :

Diagnosing engine bar with automatic glow time control module 2 (j609), circuit electrical malfunction It could be due to limited air getting through your air intake transmission output speed sensor 2 (g196), no signal also fuel injection valve 2 (n367), open circuit will delay your vw fault.

12254 Possible Causes:

12254 vw fault code may be caused by one or more of the following:

  • Engine Oil Temperature Sensor Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Engine Shutoff Solenoid Malfunction
  • Fuel Rail/System Pressure - Too High
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 12254 Code

  • Inspect all the connections please check dtc memory of clutch ecu
  • 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