VW Code 28473
28473 Description And Summary : |
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When you open exhaust bank 4, sensor 2, electrical error in the electric circuit the system depends on oil pressure to switch between cam profiles brake pedal position / accelerator pedal position, incompatible . So for next evaporative emission system leak detection pump sense, circut high is the final reason of the code. |
28473 Possible Causes:
28473 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 4 Contribution/Balance Fault
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 28473 Code
- Inspect all the connections exhaust gas temperature sensor 2 bank 1 (g448), low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns