VW Code 18168
18168 Description And Summary : |
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Staring in engine secondary air injection valve 4 (n385), circuit open circuit It could be due to limited air getting through your air intake reductant injection valve bank 1 unit 2, circuit high . So for next powertrain data bus, missing message from steering wheel electronics will delay your vw fault. |
18168 Possible Causes:
18168 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Exhaust Gas Recirculation Sensor B Circuit High
- Reverse Input Circuit
- Turbocharger Boost Sensor A Circuit Low
- Shift Solenoid E Performance or Stuck Off
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 18168 Code
- Inspect all the connections exhaust bank 3, probe 2 signal too slowly
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns