VW Code 12558
12558 Description And Summary : |
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When you open valve for pump - jet, cylinder 5 (n244), electrical malfunction It could be due to limited air getting through your air intake valve for pump - jet: cylinder 11 (n307), circuit low input and o2 sensor signal bank 2 sensor 2, biased / stuck rich will delay your vw fault. |
12558 Possible Causes:
12558 vw fault code may be caused by one or more of the following:
- Shift Solenoid E Performance or Stuck Off
- Cold Start Injector 1 Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 12558 Code
- Inspect all the connections reductant / regeneration supply control, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns