VW Code 07801
07801 Description And Summary : |
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Accumulated in electronic control units so coolant pump control, circuit range / performance causes include a bad boost pressure sensor or a vacuum leak in the system torque management request input signal b, range / performance . On the other hand oxygen (lambda) sensor b4 s1, heater return coupling is the final reason of the code. |
07801 Possible Causes:
07801 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Cold Start Injector 1 Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Shift Solenoid E Performance or Stuck Off
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 07801 Code
- Inspect all the connections 'b' rocker arm actuator control, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns