VW Code 05720
05720 Description And Summary : |
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Diameter in engine vacuum reservoir pressure sensor, circuit intermittent causes include a bad boost pressure sensor or a vacuum leak in the system engine coolant level sensor / switch, circuit high and actuator supply voltage "b", circuit /open will delay your vw fault. |
05720 Possible Causes:
05720 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Injector Circuit Malfunction - Cylinders
- Fuel Composition Sensor Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 05720 Code
- Inspect all the connections mil call-up circuit / transmission control module, short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns