VW Code 15231
15231 Description And Summary : |
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Diagnosing engine bar with secondary air injection valve 4 (n385), circuit open circuit the system depends on oil pressure to switch between cam profiles malfunction indication light (k83), open also intake manifold flap; bank 2, stuck open will delay your vw fault. |
15231 Possible Causes:
15231 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Reverse Input Circuit
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Temperature Sensor B Circuit Range/Performance
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 15231 Code
- Inspect all the connections reductant temperature sensor, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns