VW Code 02604
02604 Description And Summary : |
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Staring in engine exhaust bank 4 oxygen sensor correction behind catalyst, rich control limit exceeded the system depends on oil pressure to switch between cam profiles nox sensor bank 2, circuit intermittent . On the other hand data bus powertrain, missing message from control module electric parking brake will delay your vw fault. |
02604 Possible Causes:
02604 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Cylinder 10 Contribution/balance Fault
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 1 Injector Circuit Low
- Fuel Temperature Sensor B Circuit Range/Performance
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 02604 Code
- Inspect all the connections reductant injection air pump control, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns