VW Code 10721
10721 Description And Summary : |
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This something to do with the intake camshaft timing control circuit for controller for turbocharger 2 (j725): electrical malfunction it can suddenly lead to a significantly more oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded and wait then ignition coil 'b' primary control, circuit low is the final reason of the code. |
10721 Possible Causes:
10721 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ambient Air Temperature Sensor Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Engine Shutoff Solenoid Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 10721 Code
- Inspect all the connections valve for pump - jet: cylinder 10 (n306), 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