Lexus ES300 (1997 year). Manual — part 522
SF076–06
Z16488
New O–ring
New Insulator
New
O–ring
New Grommet
S04511
Connector
Turn
Push
S04510
Spacer
Spacer
S04500
S04728
Rotate
Outward
SF–22
–
SFI
INJECTOR
873
1997 LEXUS ES300 (RM511U)
INSTALLATION
1.
INSTALL INJECTORS AND DELIVERY PIPES
(a)
Install new insulator and grommet to each injector.
(b)
Apply a light coat of spindle oil or gasoline to 2 new O–
rings and install them to each injector.
(c)
Apply a light coat of spindle oil or gasoline on the place
where a delivery pipe touches an O–ring of the injector.
(d)
While turning the injector clockwise and counterclock-
wise, push it to the delivery pipes. Install the 6 injectors.
(e)
Position the injector connector outward.
(f)
Place the 4 spacers in position on the intake manifold.
(g)
Apply a light coat of spindle oil or gasoline on the place
where a intake manifold touches an O–ring of the injector.
(h)
Place the delivery pipes and fuel pipe together with the 6
injectors in position on the intake manifold.
(i)
Temporarily install the 4 bolts holding the delivery pipes
to the intake manifold.
(j)
Temporarily install the bolt holding the fuel pipe to the in-
take manifold.
(k)
Check that the injectors rotate smoothly.
HINT:
If injectors do not rotate smoothly, the probable cause is incor-
rect installation of O–rings. Replace the O–rings.
(l)
Position the injector connector outward.
S04499
S06525
Align
S05351
S06086
Fuel Hose
Clamp
S04498
–
SFI
INJECTOR
SF–23
874
1997 LEXUS ES300 (RM511U)
(m)
Tighten the 4 bolts holding the delivery pipes to the intake
manifold.
Torque: 10 N·m (100 kgf·cm, 7 ft·lbf)
(n)
Tighten the bolt holding the fuel pipe to the intake man-
ifold.
Torque: 19.5 N·m (200 kgf·cm, 14 ft·lbf)
2.
CONNECT FUEL INLET PIPE
(a)
Align the alignment marks (white paint) on the fuel inlet
pipe.
(b)
Connect the fuel inlet pipe (fuel tube connector) to the fuel
filter.
CAUTION:
Perform connecting operations of the fuel tube connector
(quick type) after observing the precautions.
(c)
Surely install the fuel hose clamp to the fuel filter with
”click” sound.
(d)
After installing the clamp, check that the clamp is fixed by
pulling up the clamp.
3.
INSTALL AIR ASSIST HOSES AND PIPE
(a)
Connect the air assist hoses to the intake manifold.
(b)
Install the air assist pipe to the bracket on the No.1 fuel
pipe.
4.
CONNECT INJECTOR CONNECTORS
5.
INSTALL AIR INTAKE CHAMBER ASSEMBLY
(See page
)
6.
INSTALL AIR CLEANER HOSE
7.
CHECK FOR FUEL LEAKS
SF05U–01
SF–24
–
SFI
FUEL TANK AND LINE
875
1997 LEXUS ES300 (RM511U)
FUEL TANK AND LINE
PRECAUTION
1.
Always use new gaskets when replacing the fuel tank or component parts.
2.
Apply the proper torque to all parts tightened.
SF05V–04
S04763
The Location of Fuel Tank Cushion
No.1 Fuel Tank
Protector
Fuel Tank Vent
Tube Set Plate
Fuel Pump
Fuel Outlet Tube
Fuel Tank
Fuel Inlet Hose
Fuel Inlet Pipe Shield
Fuel Tank Cap
Gasket
Bracket
Fuel Inlet Pipe
Bracket
Fuel Inlet Pipe Protector
Gasket
39 (400, 29)
56 (570, 41)
44 (450, 33)
56 (570, 41)
Heat Insulator
Center Exhaust Pipe
Heated Oxygen Sensor
(Bank 1 Sensor 2)
Fuel Tank Band
Gasket
N·m (kgf·cm, ft·lbf) : Specified torque
Non–reusable part
Heated Oxygen Sensor (Bank 1 Sensor 2)
HINT:
Before installing the heated oxygen
sensor, twist the sensor wire
counterclockwise 3 and 1/2 turns.
After installing the heated oxygen
sensor, check that the sensor wire is
not twisted, If it is twisted, remove
the heated oxygen sensor and
reinstall it.
Gasket
x8
4 (40, 35 in.·lbf)
–
SFI
FUEL TANK AND LINE
SF–25
876
1997 LEXUS ES300 (RM511U)
COMPONENTS
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