Lexus SC300 / Lexus SC400. Manual — part 432
28. INSTALL HIGH–TENSION CORDS, HIGH–TENSION
CORD CLAMP AND LOWER HIGH–TENSION CORD
COVER ASSEMBLY
(a) Install the lower high–tension cord cover with the bolt.
(b) Connect the high–tension cord to RH ignition coil.
(c) Connect the four high–tension cord to the RH spark
plugs.
(d) Install the RH rear and front high–tension cord clamps
with the two bolts.
HINT: Place the front and rear ends of the front hightension
cord clamp on the rear high–tension cord clamp and lower
high–tension cord cover.
(e) Connect the four high–tension cord to the LH spark
plugs.
(f) Install the LH rear and front high–tension cord clamps
with the two bolts.
HINT: Place the front and rear ends of the front hightension
cord clamp on the rear high–tension cord clamp and lower
high–tension cord cover.
(g) Fit the high–tension cords to the high–tension cord
clamp. (See page
29. INSTALL RH NO.3 TIMING BELT COVER
(a) Install the three gaskets to the timing belt cover.
(b) Fit portion A of the timing belt cover, matching it with the
lower high–tension cord cover.
(c) Install the timing belt cover with the three bolts.
30. INSTALL VSV FOR EVAP SYSTEM
Install the VSV with the two bolts.
EM–54
–
ENGINE MECHANICAL
Timing Belt
31. INSTALL LH NO.3 TIMING BELT COVER
(a) Install the three gaskets to the timing belt cover.
(b) Install the cord grommet to the high–tension cord.
(c) Install the cord grommet to the timing belt cover.
(d) Fit portion A of the timing belt cover, matching it with the
lower high–tension cord cover.
(e) Install the timing belt cover with the four bolts.
32. INSTALL RH ENGINE WIRE COVER
(a) Fit portions A and B of the engine wire cover, matching
them with the lower high–tension cord cover and No. 3
timing belt cover.
(b) Install the engine wire cover with the bolt.
33. INSTALL LH ENGINE WIRE COVER
(a) Connect
portions A and B of the engine wire cover to the
wire cover brackets.
(b) Set the VSV (for Fuel pressure control system) wire in
original position.
(c) Fit portions C and D of the engine wire cover, matching
them with the lower high–tension cord cover and No.3
timing belt cover.
(b) Install the engine wire cover with the two bolts.
34. INSTALL UPPER HIGH–TENSION CORD COVER
(a) Fit portion A of the upper high–tension cover, matching
it with the top of the lower high–tension cord cover.
(b) Push the front side of the high–tension cord cover, and
connect the front side claw groove of the upper
high–tension cord cover to the claw of the lower
high–tension cord cover.
(c) Install the upper high–tension cord cover with the two
bolts.
–
ENGINE MECHANICAL
Timing Belt
EM–55
35. INSTALL LH IGNITION COIL
(a) Install the ignition coil with the two bolts.
(b) Connect the following connectors and cord:
(1)
Ignition coil connector
(2)
Noise filter connector
(3)
High–tension cord
36. INSTALL INTAKE AIR CONNECTOR
(a) Connect the end portions of the intake air connector to
the throttle body and air cleaner hose.
(b) Tighten the two hose clamps.
(c) Install the bolt holding the intake air connector to the
cylinder head cover.
(d) Connect the following hoses:
(1)
Air hose to ISC valve
(2)
Air hose (from PS air control valve) to intake air
connector
EM–56
–
ENGINE MECHANICAL
Timing Belt
37. INSTALL A/C COMPRESSOR
(a) Install
the A/C compressor,
compressor
stay
and
ground cable with the three bolts and nut.
Torque: Bolt 49 N
⋅
m (500 kgf
⋅
cm, 36 ft
⋅
lbf)
Nut 29 N
⋅
m (300 kgf
⋅
cm, 22 ft
⋅
lbf)
(b) Connect the A/C compressor connector.
38. INSTALL RADIATOR AND RESERVOIR TANK
(See steps 25 and 26 on pages
39. INSTALL DRIVE BELT
Install the drive belt by turning the drive belt tensioner coun-
terclockwise.
HINT: The pully bolt for the belt tensioner has a lefthand
thread.
40. INSTALL
BATTERY
41. FILL WITH ENGINE COOLANT (See page
42. CHECK IGNITION TIMING (See page
Ignition timing:
8–12
°
BTDC @ idle
(w/ Terminals TE1 and E1 connected)
43. INSTALL ENGINE UNDER COVER
–
ENGINE MECHANICAL
Timing Belt
EM–57
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