TL FWD V6-3.5L (2009)
Fuel Pressure: Testing and Inspection
Fuel Pressure Test
Special Tools Required
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Fuel pressure gauge 07406-004000B
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Fuel pressure gauge attachment set 07AAJ-S6MA150
1. Relieve the fuel pressure. See: Fuel Filter/Fuel Pressure Release/Service and Repair
2. Attach the fuel pressure gauge set and the fuel pressure gauge.
3. Start the engine, and let it idle.
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If the engine starts, go to step 5.
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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 on.
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If the pump runs, go to step 5.
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Without SH-AWD: If the pump does not run, do the fuel pump circuit troubleshooting. See: Testing and Inspection
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With SH-AWD: If the pump does not run, refer to the DTC troubleshooting.
5. Read the fuel pressure gauge.
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If the pressure is OK, the test is complete.
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If the pressure is out of specification, replace the fuel pressure regulator; without SH-AWD system, See: Fuel Pressure Regulator/Service and
Repair with SH-AWD system See: Fuel Pressure Regulator/Service and Repair and the fuel filter; without SH-AWD system, See: Fuel
Filter/Service and Repair with SH-AWD system, See: Fuel Filter/Service and Repair then recheck the fuel pressure.