6C-2 ENGINE FUEL
Diagnosis
Diagnosis Table
Refer to “Engine Diagnosis” in Section 6.
On-Vehicle Service
Precautions
WARNING:
Before attempting service of any type on fuel system, fol-
lowing cautions should be always observed.
• Disconnect negative cable at battery.
• DO NOT smoke, and place “NO SMOKING” signs near
work area.
• Be sure to have CO
2
fire extinguisher handy.
• Be sure to perform work in a well-ventilated area and
away from any open flames (such as gas hot heater).
• Wear safety glasses.
• To release fuel vapor pressure in fuel tank, remove fuel
filler cap from fuel filler neck and then reinstall it.
• As fuel feed line is still under high fuel pressure even
after engine was stopped, loosening or disconnecting
fuel feed line directly may cause dangerous spout of
fuel to occur where loosened or disconnected. Before
loosening or disconnecting fuel feed line, make sure to
release fuel pressure according to procedure
described in Section 6 or Section 6-1.
• A small amount of fuel may be released after the fuel
line is disconnected.
In order to reduce the chance of personal injury, cover
the fitting to be disconnected with a shop cloth. Put
that cloth in an approved container when disconnec-
tion is completed.
• Note that fuel hose connection varies with each type of
pipe. Be sure to connect and clamp each hose cor-
rectly referring to the following.
• When performing any work that requires to lift up vehi-
cle, check fuel hose clamp for rust.
• For other information, refer to “Precautions” in Section
0A and Section 6 or Section 6-1 of this manual.
[A] : With short pipe, fit hose as far as it reaches pipe
joint as shown.
2. Pipe
[B] : With following type pipe, fit hose as far as its
peripheral projection as shown.
3. Clamp
[C] : With bent pipe, fit hose as far its bent part as
shown or till pipe is about 20 to 30 mm (0.79 – 1.18
in.) into the hose.
“a” : Clamp securely at a position
3 – 7 mm (0.12 – 0.27 in.)
from hose end.
[D] : With straight pipe, fit hose till pipe is about 20 to 30
mm (0.79 – 1.18 in.) in the hose.
“b” :20 – 30 mm (0.79 – 1.18 in.)
1. Hose
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