VW Code 027
027 Description And Summary : |
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Staring in engine starter relay 2, electrical malfunction in circuit (relay stuck / does not switch) causes include a bad boost pressure sensor or a vacuum leak in the system actuator supply voltage "b", circuit /open and control module defective is the final reason of the code. |
027 Possible Causes:
027 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Clutch Position Sensor Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Engine Oil Temperature Sensor Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 027 Code
- Inspect all the connections direct ozone reduction catalyst temperature sensor, circuit 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