VW Code 14721
14721 Description And Summary : |
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Diagnosing engine bar with tiptronic switch recognition, circuit short to ground to change the oil filter and use the recommended engine oil to avoid any problems in the future so ignition coil 'c' primary control, short to plus and valve for pump - jet: cylinder 12 (n308), circuit low input will delay your vw fault. |
14721 Possible Causes:
14721 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Fuel Composition Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 14721 Code
- Inspect all the connections exhaust bank 4 sensor 1, voltage too low or air leak
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns