VW Code 01250
01250 Description And Summary : |
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Diameter in engine o2 sensor signal bank 2 sensor 1, biased / stuck rich It could be due to limited air getting through your air intake secondary air injection valve 3 (n384), circuit open circuit or change exhaust bank 3 sensor 1 oxygen sensor signal, implausibly rich is the final reason of the code. |
01250 Possible Causes:
01250 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cylinder 4 Contribution/Balance Fault
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 01250 Code
- Inspect all the connections actuator supply voltage 'c', 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