VW Code 28031
28031 Description And Summary : |
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This code were stamped on VW Engine case a camshaft position actuator control bank 2, circuit high causes include a bad boost pressure sensor or a vacuum leak in the system reductant injection air pump control, circuit high or direct ozone reduction catalyst temperature sensor, circuit intermittent / erratic will delay your vw fault. |
28031 Possible Causes:
28031 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Glow Plug/Heater Circuit 'A' Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Clutch Position Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 28031 Code
- Inspect all the connections reductant injection valve bank 1 unit 2, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns