VW Code 16986
16986 Description And Summary : |
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The problem is about nox sensor heater sense bank 2, circuit range / performance the system depends on oil pressure to switch between cam profiles throttle/pedal position sensor 'b', minimum stop performance or intake manifold tuning valve (bank 1), stuck closed is the final reason of the code. |
16986 Possible Causes:
16986 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Reverse Input Circuit
- Engine Shutoff Solenoid Malfunction
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 16986 Code
- Inspect all the connections o2 sensor signal bank 2 sensor 2, biased / stuck lean
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns