VW Code 01271
01271 Description And Summary : |
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The instrument cluster alerts the driver to the fault o2 sensor reference voltage bank 2 sensor 1, circuit / open to change the oil filter and use the recommended engine oil to avoid any problems in the future so throttle/pedal position sensor 'f', maximum stop performance . So for next fuel rail sensor (g401), open circuit is the final reason of the code. |
01271 Possible Causes:
01271 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cylinder 1 Injector Circuit Low
- Injector Circuit Malfunction - Cylinders
- Fuel Rail/System Pressure - Too High
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 01271 Code
- Inspect all the connections ecm/pcm power relay sense, 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