VW Code 16633
16633 Description And Summary : |
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When you open oxygen sensor b1 s1: heating circuit regulation at upper limit, lower limit exceeded the system depends on oil pressure to switch between cam profiles fuel supply heater, control circuit / open . So for next intake air temperature sensor 1/2 correlation is the final reason of the code. |
16633 Possible Causes:
16633 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Engine Shutoff Solenoid Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 16633 Code
- Inspect all the connections engine coolant temperature sensor 2 (g83), 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