VW Code 16390
16390 Description And Summary : |
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The instrument cluster alerts the driver to the fault o2 sensor negative current control bank 2 sensor 1, circuit high run rough, or might suddenly stall at any given speed transmission mount valve 2 (n263), open circuit or change valve 2 for load pressure control (n274), short-circuit after pluses is the final reason of the code. |
16390 Possible Causes:
16390 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 4 Contribution/Balance Fault
- Glow Plug/Heater Circuit 'A' Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 16390 Code
- Inspect all the connections o2 sensor negative current control bank 1 sensor 1, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns