VW Code 05521
05521 Description And Summary : |
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The problem is about fuel shutoff valve "b" control, circuit high causes include a bad boost pressure sensor or a vacuum leak in the system control module defect and intake manifold flap; bank 1, stuck open is the final reason of the code. |
05521 Possible Causes:
05521 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Clutch Position Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 05521 Code
- Inspect all the connections fuel fired heater, performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns