VW Code 18987
18987 Description And Summary : |
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Diagnosing engine bar with control module defective run rough, or might suddenly stall at any given speed coolant circulation pump relay (j151), short to b+ and ng high pressure valve (n372), open circuit is the final reason of the code. |
18987 Possible Causes:
18987 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 18987 Code
- Inspect all the connections turbocharger speed sensor, 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