VW Code 04720
04720 Description And Summary : |
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The problem is about turbocharger boost control position sensor 'b', circuit low causes include a bad boost pressure sensor or a vacuum leak in the system nox sensor bank 2, circuit . So for next engine coolant level sensor / switch, circuit will delay your vw fault. |
04720 Possible Causes:
04720 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Crankshaft Position Sensor B Circuit Malfunction
- Cold Start Injector 1 Malfunction
What To Check After Fixing 04720 Code
- Inspect all the connections exhaust bank 3, probe 1 heating circuit achievement too small
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns