Fuel Pump: Testing and Inspection

2.2L




Inspect in-tank fuel filter for tears, damage or evidence of dirt derbies or water in the fuel. If any of these condition exist, replace the in-tank fuel filter.

2.2L Rodeo

Fuel Pump Flow Test
If reduction of fuel supply is suspected, perform the following checks:
1. Make sure that there is fuel in the tank.
2. With the engine running, check the fuel feed pipe and hose from fuel tank to injector for signs of leakage. Retighten pipe and hose connection is found loose. Also inspect for bent or kinked pipes and hoses.
3. Insert the hose from fuel feed pipe into a clean container, and check for fuel pump flow rate.

4. Connect the pump relay terminals with a jumper wire (1) as shown and start the fuel pump to measure delivery.






Caution: Avoid creating sparks when connecting jumper wires..




If the measure value is out of specifications, conduct the pressure test.

Pressure test
For the pressure test to the fuel system, see "Fuel Control System".

2.2L Rodeo Sport

Fuel Pump Flow Test
If reduction of fuel supply is suspected, perform the following checks:
1. Make sure that there is fuel in the tank.
2. With the engine running, check the fuel feed pipe and hose from fuel tank to injector for any signs of leakage. Retighten pipe and hose connection if found loose. Also, inspect for crushed or bent pipes and hoses.
3. Insert the hose from fuel feed pipe into a clean container, and check for fuel pump flow rate.
4. Connect the pump relay terminals with a jumper wire (1) as shown and start the fuel pump to measure delivery.






Caution: Avoid creating sparks when connecting jumper wires..




If the measure value is out of specifications, conduct the pressure test.

Pressure test
For the pressure test to the fuel system, see "Fuel Control System".