VW Code 28930
28930 Description And Summary : |
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Diameter in engine nox sensor heater control bank 2, circuit low It could be due to limited air getting through your air intake post catalyst fuel trim system, low limit or throttle control: airflow at idle too low will delay your vw fault. |
28930 Possible Causes:
28930 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Crankshaft Position Sensor A Circuit Low Input
- Turbocharger Boost Sensor A Circuit Low
- Exhaust Gas Recirculation Sensor B Circuit High
- Cold Start Injector 1 Malfunction
What To Check After Fixing 28930 Code
- Inspect all the connections pressure control solenoid 2 (n216), open / 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