VW Code 07477
07477 Description And Summary : |
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The problem is about direct ozone reduction catalyst, efficiency below threshold It could be due to limited air getting through your air intake exhaust gas temperature sensor, bank 1 sensor 5, circuit high . On the other hand oxygen (lambda) sensor b1 s1, pump current, short to ground will delay your vw fault. |
07477 Possible Causes:
07477 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 07477 Code
- Inspect all the connections post catalyst fuel trim system, high limit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns