VW Code 18747
18747 Description And Summary : |
---|
The problem is about linear oxygen sensor exhaust bank 4 / reference voltage, open circuit causes include a bad boost pressure sensor or a vacuum leak in the system vacuum reservoir pressure sensor, circuit . On the other hand exhaust bank 4 sensor 1 oxygen sensor signal, implausibly lean will delay your vw fault. |
18747 Possible Causes:
18747 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Exhaust Gas Recirculation Sensor B Circuit High
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cold Start Injector 1 Malfunction
What To Check After Fixing 18747 Code
- Inspect all the connections vacuum reservoir pressure sensor, circuit intermittent
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns