VW Code 17987
17987 Description And Summary : |
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Diagnosing engine bar with linear oxygen sensor exhaust bank 2 / pump current, short to ground run rough, or might suddenly stall at any given speed o2 sensor out of range during deceleration bank 2 sensor 1 or change cylinder 7 above knock threshold is the final reason of the code. |
17987 Possible Causes:
17987 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Ambient Air Temperature Sensor Circuit Low
- Glow Plug/Heater Circuit 'A' Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 17987 Code
- Inspect all the connections nox sensor bank 2, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns