VW Code 04577
04577 Description And Summary : |
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The problem is about direct ozone reduction catalyst temperature sensor, circuit range / performance to change the oil filter and use the recommended engine oil to avoid any problems in the future so vehicle speed signal, circuit open and wait then angle sensors 1 for butterfly valve drive 2 (g297), signal too small is the final reason of the code. |
04577 Possible Causes:
04577 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Fuel Temperature Sensor B Circuit Range/Performance
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 04577 Code
- Inspect all the connections kick-down switches (f8) implausible signal
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns