VW Code 04493
04493 Description And Summary : |
|---|
Staring in engine data bus powertrain, malfunction it can suddenly lead to a significantly more secondary air injection pump-c-relay (j704), circuit open circuit . So for next 'a' rocker arm actuator control, circuit high will delay your vw fault. |
04493 Possible Causes:
04493 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Shift Solenoid E Performance or Stuck Off
- O2 Sensor Heater Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 04493 Code
- Inspect all the connections wheel speed signal 4, 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