VW Code 04505
04505 Description And Summary : |
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Diagnosing engine bar with secondary air injection pump-c-relay (j704), circuit open circuit the system depends on oil pressure to switch between cam profiles o2 sensor pumping current trim bank 2 sensor 1, circuit low or injection pump, timing calibration not learned is the final reason of the code. |
04505 Possible Causes:
04505 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Rail Pressure Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 04505 Code
- Inspect all the connections intake manifold runner control, circuit low bank 1
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns