VW Code 18703
18703 Description And Summary : |
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Diameter in engine turbocharger 2 control module (j725), voltage supply outside permissible range causes include a bad boost pressure sensor or a vacuum leak in the system starter activation, return message terminal 50, short to b+ you can see the ignition coil cylinder 14, low circuit will delay your vw fault. |
18703 Possible Causes:
18703 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cylinder 4 Contribution/Balance Fault
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 18703 Code
- Inspect all the connections bank 2, system too lean off idle
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns