VW Code 07904
07904 Description And Summary : |
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This code were stamped on VW Engine case manifold absolute pressure / mass air flow - throttle position correlation at idle causes include a bad boost pressure sensor or a vacuum leak in the system hydraulic pressure sensor 2, range / performance and wait then engine temperature too low will delay your vw fault. |
07904 Possible Causes:
07904 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Turbocharger Boost Sensor A Circuit Low
- Reverse Input Circuit
- Fuel Rail/System Pressure - Too High
- Cylinder 1 Injector Circuit Low
- Clutch Position Sensor Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 07904 Code
- Inspect all the connections radiator fan 2 (v177), difficulty of movement / blocked
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns