5-2 FUEL SYSTEM
PRECAUTION ON FUEL SYSTEM SERVICE
GENERAL PRECAUTION
!
Gasoline is extremely flammable and toxic. Always observe the following precautions when working
around gasoline or servicing the fuel system.
• Disconnect battery cables except using battery power for servicing / inspection.
• Keep the working area well ventilated, away from open flame (such as gas heater) or sparks.
• Do not smoke or allow anyone else to smoke near the working areas. Post a “NO SMOKING”
sign.
• Have a CO
2
fire extinguisher to be ready for use.
• Always use appropriate safety equipment and wear safety glasses when working around pres-
surized fuel systems.
• To avoid potential fire hazards, do not allow fuel to spill on hot engine parts or on operating
electrical components.
• Wipe up fuel spills immediately.
!
The components after the high pressure fuel pump remain pressurized at all times.
To protect against fuel spray, relieve fuel line pressure before disconnecting or removing compo-
nents.
FUEL PRESSURE RELIEF PROCEDURE
1. Turn the ignition switch OFF, then disconnect the battery cables
from the battery.
2. Shield the delivery pipe plug A area using a cloth.
3. Slowly loosen the plug A by 2 – 3 turns to gradually release
fuel pressure in line.
4. Wipe up fuel spills immediately.
5. Make sure that the fuel pressure has been removed by pinch-
ing the fuel hose with finger tips.
6. Tighten the delivery pipe plug A.
""
""
" Delivery pipe plug: 40 N
.
m (4.0 kg-m, 29.0 lb-ft)
To Next Page
