Lexus SC300 / Lexus SC400. Manual — part 576
12. INSTALL ENGINE HANGERS
Install the engine hanger with the two bolts.
Install the two engine hangers.
Torque: 37 N
⋅
m (380 kgf
⋅
cm, 27 ft
⋅
lbf)
13. CONNECT GROUND STRAP TO RH CYLINDER HEAD
14. INSTALL ENGINE WIRE TO RH CYLINDER HEAD
Install the engine wire with the two bolts.
15. INSTALL ENGINE WIRE TO LH CYLINDER HEAD
Install the engine wire with the five bolts.
16. INSTALL EGR PIPE TO RH EXHAUST MANIFOLD
Install a new gasket and the EGR pipe with the two new nuts.
Torque: 18 N
⋅
m (185 kgf
⋅
cm, 13 ft
⋅
lbf)
17. INSTALL OIL DIPSTICK AND GUIDE FOR ENGINE
(a) Install a new O–ring to the dipstick guide.
(b) Apply a light of engine oil on the O–ring.
(c) Push
in
the dipstick guide into the guide hole of the No.1
oil pan.
(d) Install the dipstick guide with the bolt.
(e) Install the oil dipstick.
18. INSTALL OIL DIPSTICK AND GUIDE FOR A/T
–
ENGINE MECHANICAL
Cylinder Heads
EM–103
19. INSTALL REAR WATER BY–PASS JOINT
(a) Install two new gaskets and the water by–pass joint with
the four nuts. Alternately tighten the nuts.
Torque: 18 N
⋅
m (185 kgf
⋅
cm, 13 ft
⋅
lbf)
(b) Install the bolt holding the water by–pass pipe to the
engine hanger.
20. INSTALL FRONT WATER BY–PASS JOINT
(a) Install two new gaskets and the water by–pass joint with
the four nuts. Alternately tighten the nuts.
Torque: 18 N
⋅
m (185 kgf
⋅
cm, 13 ft
⋅
lbf)
(b) Install the engine wire clamp with the bolt.
(c) Connect the following connectors:
(1)
Water temperature sensor connector
(2)
Cold start injector time switch connector
(3)
Water temperature sender gauge connector
21. INSTALL
INTAKE
MANIFOLD
(a) Place two new gaskets on the cylinder heads with the
white painted mark facing upward.
NOTICE: Align the port holes of the gasket and cylinder
head. Be careful of the installation direction.
(b) Place the intake manifold in position on the cylinder
head with the arrow mark facing forward.
NOTICE: Be careful of the installation direction.
(c) Install and uniformly tighten the six mounting bolts and
four mounting nuts.
Torque: 18 N
⋅
m (185 kgf
⋅
cm, 13 ft
⋅
lbf)
HINT: Use bolts 30 mm (1.18 in.) in length.
EM–104
–
ENGINE MECHANICAL
Cylinder Heads
22. INSTALL DELIVERY PIPES AND INJECTORS
(a) Install the grommet and a new O–ring to each injector.
(b) While turning the Injector clockwise and
counterclockwise, push it to delivery pipe. Install the
eight injectors.
(c) Position the injector connector outward.
(d) Place the eight insulators and four spacers in positions
on the intake manifold.
(e) Place the eight injectors and two delivery pipes
assembly in position on the intake manifold.
(f) Temporarily
install
the
connector bracket and four
mounting nuts.
(g) Check that the injectors rotates smoothly.
(h) Position the injector connectors outward.
–
ENGINE MECHANICAL
Cylinder Heads
EM–105
(i)
Tighten the four mounting nuts.
Torque: 18 N
⋅
m (185 kgf
⋅
cm, 13 ft
⋅
lbf)
23. INSTALL FUEL RETURN PIPE
(a) Temporarily install the return pipe with the bolt, two new
gaskets and union bolt.
(b) Tighten the union bolt holding the return pipe to the fuel
pressure regulator.
Torque: 35 N
⋅
m (360 kgf
⋅
cm, 26 ft
⋅
lbf)
(c) Tighten
the bolt holding the return pipe to the LH cylinder
head.
24. INSTALL ENGINE WIRE TO DELIVERY PIPES, REAR
WATER BY–PASS JOINT AND RH CYLINDER HEAD
(a) Connect the eight injector connectors.
(b) Install the two engine wire connectors to connectors
bracket on the LH delivery pipe.
(c) Install the engine wire to the RH cylinder head with the
two bolts.
(d) Install the engine wire to the rear water by–pass joint
with the two bolts.
(e) Install the engine wire to the delivery pipes with the four
bolts.
EM–106
–
ENGINE MECHANICAL
Cylinder Heads
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