VW Code 07721
07721 Description And Summary : |
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This code were stamped on VW Engine case turbocharger boost control position sensor, circuit range / performance the system depends on oil pressure to switch between cam profiles ignition coil cylinder 13, open circuit or change ignition coil 'c' secondary circuit, malfunction will delay your vw fault. |
07721 Possible Causes:
07721 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 07721 Code
- Inspect all the connections pressure control valve 4 (n218), short to plus
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns