VW Code 04520
04520 Description And Summary : |
|---|
Accumulated in electronic control units so water in fuel sensor, circuit low the system depends on oil pressure to switch between cam profiles evaporative emission system vent (n115), valve stuck closed or change charge pressure fan relay (j712), short to ground+ is the final reason of the code. |
04520 Possible Causes:
04520 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Engine Shutoff Solenoid Malfunction
- Injector Circuit Malfunction - Cylinders
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 04520 Code
- Inspect all the connections b camshaft position actuator control bank 1, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns