VW Code 18678
18678 Description And Summary : |
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Accumulated in electronic control units so transmission mount valve 1 (n262), short to ground It could be due to limited air getting through your air intake ignition coil 'j' primary control, short to plus or a camshaft position actuator control bank 1, circuit low will delay your vw fault. |
18678 Possible Causes:
18678 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Fuel Rail/System Pressure - Too High
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 18678 Code
- Inspect all the connections ignition coil 'i' primary control, 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