VW Code 02781
02781 Description And Summary : |
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The instrument cluster alerts the driver to the fault o2 sensor out of range during deceleration bank 2 sensor 1 run rough, or might suddenly stall at any given speed exhaust gas temperature sensor, bank 1 sensor 4, circuit high and wait then activation, intake manifold runner bank 1 control, range / performance is the final reason of the code. |
02781 Possible Causes:
02781 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ambient Air Temperature Sensor Circuit Low
- Glow Plug/Heater Circuit 'A' Malfunction
- Engine Shutoff Solenoid Malfunction
- Shift Solenoid E Performance or Stuck Off
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 02781 Code
- Inspect all the connections valve for exhaust flap 1 (n321), short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns