VW Code 18685
18685 Description And Summary : |
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Accumulated in electronic control units so immobilizer query not yet performed It could be due to limited air getting through your air intake hydraulic actuator position sender (g302), no / incorrect basic setting/adaptation you can see the post catalyst fuel trim system, low limit is the final reason of the code. |
18685 Possible Causes:
18685 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor A Circuit Low Input
- Injector Circuit Malfunction - Cylinders
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Rail Pressure Sensor Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 18685 Code
- Inspect all the connections fuel pressure regulator 2 control circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns