Circuit/System Verification
WARNING: This page is about a different car, the 2008 Suzuki Swift +, 2008 Pontiac Wave, and 2008 Chevrolet Aveo. However, it is still accessible from the selected car via links, so may be relevant.
- Inspect the fuel system for damage or external leaks before proceeding.
- Verify that adequate fuel is in the fuel tank before proceeding.
- The fuel pump relay may need to be commanded ON a few times in order to obtain the highest possible fuel pressure.
- Ignition ON, command the fuel pump relay ON with a scan tool. You should hear the fuel pump turn ON and OFF.
- If the fuel pump does not turn ON, refer to Fuel Pump Electrical Circuit Diagnosis .
- Ignition OFF, all accessories OFF, install the J 34730-1A . Refer to Fuel Pressure Gage Installation and Removal .
- Ignition ON, command the fuel pump relay ON with a scan tool. Verify the fuel pressure is between 380-427 kPa (55-62 psi) and remains steady for 5 minutes.
IMPORTANT: