VW Code 13993
13993 Description And Summary : |
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This something to do with the intake camshaft timing valve for pump - jet: cylinder 7 (n303), range / performance causes include a bad boost pressure sensor or a vacuum leak in the system ecm/pcm power input, signal range / performance . On the other hand exhaust bank 4 sensor 1 oxygen sensor signal, implausibly rich is the final reason of the code. |
13993 Possible Causes:
13993 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 13993 Code
- Inspect all the connections reductant temperature sensor, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns