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.
Repair Procedures: Installation
- Install the fuel line in the reverse order of removal.
- Install the high-pressure fuel pipe as follows.
- Completely pre-tighten the both side nuts (A) on high pressure tightening area of high pressure fuel pipe while keeping them vertically.
- Tighten the high pressure fuel pipe function block mounting bolt (B).
Tightening torque:
7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb.ft)
- Completely tighten the both side nuts (A) on high pressure tightening area of high pressure fuel pipe.
Tightening torque:
32.4 - 35.3 N.m (3.3 - 3.6 kgf.m, 23.9 - 26.0 lb.ft)
NOTE:- Do not reuse the high pressure fuel pipe.
- Be careful not to transform the shape of the high pressure fuel pipe.
- Torque wrench should not be tilt when you tighten the nut.
- Follow the order and the tightening torque when you assemble.
- Inspect fuel leakage after high pressure fuel pipe assembly.
- Use the special service tool (OK353-F6100) to install the high pressure fuel pipe.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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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