VW Code 28231
28231 Description And Summary : |
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The problem is about exhaust gas temperature sensor, bank 2 sensor 4, circuit low run rough, or might suddenly stall at any given speed throttle/pedal position sensor / switch 'e' / 'f', voltage correlation also data bus powertrain missing message from awd controller will delay your vw fault. |
28231 Possible Causes:
28231 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 10 Contribution/balance Fault
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor B Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 28231 Code
- Inspect all the connections linear oxygen sensor exhaust bank 3 / reference voltage, open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns