VW Code 02974
02974 Description And Summary : |
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The problem is about exhaust bank 3/4 lambda probes after kat exchanges run rough, or might suddenly stall at any given speed pre-catalyst exhaust bank 3 effect too small . So for next intake manifold runner control: open stop outside of valid range is the final reason of the code. |
02974 Possible Causes:
02974 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Shift Solenoid E Performance or Stuck Off
- Ambient Air Temperature Sensor Circuit Low
- Clutch Position Sensor Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 02974 Code
- Inspect all the connections voltage supply relay, electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns