VW Code 17986
17986 Description And Summary : |
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The problem is about mass-airflow sensor 4 (g457), signal to high mechanic will need to check all electrical connections in the camshaft sensor throttle/pedal position sensor 'b', minimum stop performance or diesel particulate filter regeneration frequency will delay your vw fault. |
17986 Possible Causes:
17986 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Injector Circuit Malfunction - Cylinders
- Exhaust Gas Recirculation Sensor B Circuit High
- Crankshaft Position Sensor A Circuit Low Input
- Reverse Input Circuit
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 17986 Code
- Inspect all the connections intake manifold runner control, lower stop not reached
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns