Fuel System: 1G-11
Fuel Lines On-Vehicle Inspection
S5JB0A1706004
CAUTION
!
Due to the fact that fuel feed line (1) is under
high pressure, use special care when
servicing it.
Visually inspect fuel lines for evidence of fuel leakage,
hose crack and deterioration or damage.
Make sure all clamps are secure.
Replace parts as needed.
Fuel Pipe Removal and Installation
S5JB0A1706005
WARNING
!
Before starting the following procedure, be
sure to observe “Precautions on Fuel System
Service: ” in order to reduce the risk or fire
and personal injury.
Removal
1) Relieve fuel pressure in fuel feed line according to
“Fuel Pressure Relief Procedure: ”.
2) Disconnect negative cable at battery.
3) Disconnect fuel pipe joint and fuel hose (3) from fuel
pipe (2) at the front and rear of each fuel pipe
referring to “Fuel Hose Disconnecting and
Reconnecting: ”.
4) Mark the location of clamps (1) on fuel pipes (2), so
that the clamps can be reinstalled to where they
were.
5) Remove pipes (2) with clamp (1) from vehicle.
6) Remove clamp (1) from pipes (2).
Installation
1) Install clamps to marked
®®
location on pipes. If
clamp is deformed, its claw is bent or broken,
replace it with new one.
2) Install pipes with pipe clamps to vehicle.
NOTE
For M16 engine model, be sure to tighten fuel
pipe bolt as specified tightening order
described in “Fuel System Components: ”.
3) Connect fuel hoses and pipes to each pipe referring
to “Fuel Hose Disconnecting and Reconnecting: ”.
4) Connect negative cable at battery.
5) With engine OFF, turn ignition switch to ON position
and check for fuel leaks.
Fuel Injector On-Vehicle Inspection
S5JB0A1706006
1) Using sound scope (1) or such, check operating
sound of injector (2) when engine is running or
cranking.
Cycle of operating sound should vary according to
engine speed.
If no sound or an unusual sound is heard, check
injector circuit (wire or coupler) or injector.
2) Disconnect connector (1) from injector, connect
ohmmeter between terminals of injector and check
resistance.
Reference resistance of fuel injector
12
Ω
at 20
°
C, 68
°
F
3) Connect connector to injector securely.
I5JB0A170006-03
1
2
I5JB0A171007-01
I2RH0B170008-01
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