Honda Accord: Fuel Pressure Test - Fuel Supply System - Fuel and Emissions - Honda Accord MK8 2008-2012 Service ManualHonda Accord: Fuel Pressure Test

Special Tools Required

- Fuel Pressure Gauge 07406-004000B

- Fuel Pressure Gauge Attachment Set 07AAJ-S6MA150

1. Relieve the fuel pressure (see page 11-306).

2. Attach the fuel pressure gauge set and the fuel pressure gauge.

3. Start the engine, and let it idle.


3. Start the engine, and let it idle.

- If the engine starts, go to step 5.

- If the engine does not start, go to step 4.

4. Check to see if the fuel pump is running: Listen to the fuel filler port with the fuel fill cap removed. The fuel pump should run for 2 seconds when the ignition switch is first turned to ON (II).

- If the pump runs, go to step 5.

- If the pump does not run, do the fuel pump circuit troubleshooting (see page 11-301).

5. Read the fuel pressure gauge. The pressure should be 333-382 kPa (3.4-3.9 kgf/cm2,48-55 psi).

- If the pressure is OK, the test is complete.

- If the pressure is out of specification, replace the fuel pressure regulator (see page 11-323) and the fuel filter (see page 11 -324), then recheck the fuel pressure.

 

    Fuel Pressure Relieving
    Before disconnecting fuel lines or hoses, relieve pressure from the system by disabling the fuel pump, running the engine until it stalls, then and disconnecting the fuel line/quick connect fitting ...

    Fuel Tank Draining
    1. Remove the fuel tank unit (see page 11 -320). 2. Using a hand pump, a hose, and a container suitable for fuel, draw the fuel from the fuel tank. 3. Reinstall the fuel tank unit (see page 11- ...

    See also:

    Horn Switch Test
    NOTE: Check for a blown No. 10 (20 A) fuse in the under-hood fuse/relay box. If it is blown, check for a faulty horn relay. 1. Turn the steering wheel 180 degrees from the center position and re ...

    Clutch Interlock Switch T e s t
    M/T model 1. Disconnect the clutch interlock switch connector (A). 2. Remove the clutch interlock switch (B). 3. Check for continuity between the terminals according to the table. - If the ...

    Recommended Engine Oil
    Oil is a major contributor to your engine’s performance and longevity. Always use a premium-grade 0W-20 detergent oil displaying the API Certification Seal. This seal indicates the oil is e ...