VW Code 07604
07604 Description And Summary : |
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The problem is about o2 sensor signal bank 2 sensor 3, biased / stuck lean retarded timing position, the engine might refuse to start system too rich at higher load, bank 1 . So for next wheel speed signal 1, range / performance will delay your vw fault. |
07604 Possible Causes:
07604 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 07604 Code
- Inspect all the connections valve for pump - jet: cylinder 11 (n307), 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