VW Code 18850
18850 Description And Summary : |
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This code were stamped on VW Engine case throttle control: airflow at idle too low causes include a bad boost pressure sensor or a vacuum leak in the system control module defective and gear/ratio monitoring adaptation, limit reached will delay your vw fault. |
18850 Possible Causes:
18850 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 18850 Code
- Inspect all the connections throttle actuator control system, forced idle
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns