Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Removal & Installation (ES300)
Remove fuel pump assembly from fuel tank. See FUEL PUMPΒ . Remove screw and in-tank fuel filter. See Figure. Remove "O" ring from in-tank fuel filter. Remove screw and fuel pressure regulator. Remove "O" ring from fuel pressure regulator. To install, reverse removal procedure. Apply a light coat of gasoline to NEW "O" ring. Check for fuel leaks.
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Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.