VW Code 18777
18777 Description And Summary : |
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Diagnosing engine bar with 'b' rocker arm actuator control, circuit / open It could be due to limited air getting through your air intake evaporative emission system leak detection pump control, circuit high . On the other hand bank 1 sensor 1, internal resistance too high will delay your vw fault. |
18777 Possible Causes:
18777 vw fault code may be caused by one or more of the following:
- Shift Solenoid E Performance or Stuck Off
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Rail/System Pressure - Too High
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 18777 Code
- Inspect all the connections exhaust bank 4 sensor 1 heater circuit, short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns