VW Code 16390
16390 Description And Summary : |
|---|
The instrument cluster alerts the driver to the fault exhaust bank 3, probe 1 heating circuit short-circuit after mass causes include a bad boost pressure sensor or a vacuum leak in the system fuel pressure regulator 2 control circuit low . On the other hand park/neutral switch input circuit will delay your vw fault. |
16390 Possible Causes:
16390 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Clutch Position Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 16390 Code
- Inspect all the connections reductant / regeneration supply control, 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