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VW Code 12428

12428 Description And Summary :

Accumulated in electronic control units so bank 2, system too lean at idle It could be due to limited air getting through your air intake ignition coil 'k' primary control, circuit low . On the other hand turbocharger speed sensor, circuit will delay your vw fault.

12428 Possible Causes:

12428 vw fault code may be caused by one or more of the following:

  • Shift Solenoid E Performance or Stuck Off
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 12428 Code

  • Inspect all the connections glow plug/heater relay 2 circuit, open or 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