Lexus SC300 / Lexus SC400. Manual - part 378
(b) Connect the vacuum hose to the air intake chamber.
42. INSTALL TWC (FRONT)
(a) Using a 14 deep socket wrench, install a new gasket and the
TWC with 3 new nuts. Install the 2 TWC.
Torque: 62 N
⋅
m (630 kgf
⋅
cm, 46 ft
⋅
lbf)
(b) Temporarily install the pipe support bracket to the
transmission with the 4 bolts.
(c) Install a new gasket to each front end of the front exhaust
pipe.
(d) Connect the front exhaust pipe to the 2 TWC with the 4 bolts
and 4 new nuts.
Torque: 43 N
⋅
m (440 kgf
⋅
cm, 32 ft
⋅
lbf)
(e) Tighten the 4 bolts holding the pipe support bracket to the
transmission.
Torque: 43 N
⋅
m (440 kgf
⋅
cm, 32 ft
⋅
lbf)
43. INSTALL HYDRAULIC PUMP
Install the hydraulic pump with the 2 bolts and 2 nuts.
Torque:
16 N
⋅
m (160 kgf
⋅
cm, 12 ft
⋅
lbf) for 12 mm head
30 N
⋅
m (310 kgf
⋅
cm, 22 ft
⋅
lbf) for 14 mm head
HINT: Each bolt length is indicated in the illustration.
Bolt length:
106 mm (4.17 in.) for A of 12 mm head
114 mm (4.49 in.) for B of 14 mm head
44. INSTALL RH CAMSHAFT TIMING PULLEY
(a) Align
the camshaft knock pin with the knock pin groove of the
timing pulley, and slide on the timing pulley.
(b) Slide the timing pulley on the camshaft, facing the “R” mark
forward.
(c) Using SST, install the pulley bolt.
SST 09278–54012
Torque: 108 N
⋅
m (1,100 kgf
⋅
cm, 80 ft
⋅
lbf)
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1UZ–FE ENGINE
ENGINE MECHANICAL
EG–135