VW Code 12987
12987 Description And Summary : |
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When you open ecm/pcm power input, signal intermittent It could be due to limited air getting through your air intake relay for supply voltage terminal 30 (j317), implausible signal you can see the actuator supply voltage 'c', circuit high is the final reason of the code. |
12987 Possible Causes:
12987 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Reverse Input Circuit
What To Check After Fixing 12987 Code
- Inspect all the connections cylinder 10 injector, data incompatible
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns