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.
Fuel Pressure Sensor (Fa20): Installation
- Fuel injector Assembly installation (Refer to INSTALLATION
)CAUTION: Use a new fuel delivery pipe (bank 1 side).
- Fuel delivery pipe (bank 1 side) and fuel pressure sensor installation
- Install the fuel delivery pipe (bank 1 side) with the two bolts.
Standard value: T=19N.m {194kgf.cm} {14.0ft.lbf}
- Temporarily install a new fuel pressure sensor to the fuel delivery pipe (bank 1 side) until it can be turned by hand.
- Fuel the fuel pressure sensor.
Standard value: T=58N.m {591kgf.cm} {42.8ft.lbf}
CAUTION:- There must be no oil on the threaded portions of fuel pressure sensor and fuel delivery pipe (bank 1 side).
- Do not allow foreign matter to get in when installing the fuel pressure sensor.
- Do not retighten (or recheck the tightening torque of) the fuel pressure sensor after it is tightened once.
- Connect the two fuel injector connectors and fuel pressure sensor connector.
- Install the fuel delivery pipe (bank 1 side) with the two bolts.
- Fuel delivery pipe installation
- Temporarily tighten the nut for new fuel delivery pipe until it is seated.
- Temporarily install the fuel delivery pipe with the three bolts.
- Tighten the three bolts.
Standard value: T=6.4N.m {65kgf.cm} {4.7ft.lbf}
- Tighten the fuel delivery pipe.
Standard value: T=35N.m {357kgf.cm} {25.8ft.lbf}
- Intake manifold installation
(Refer to INSTALLATION )
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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