engine LEXUS LS430 2003 Factory Repair Manual

Fig. 53: Installing Engine Mounting Bracket Front No.1 LH
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80.INSTALL ENGINE MOUNTING BRACKET FRONT NO.1 RH
a. Install the mounting bracket with the 4 bolts.
Torque: 36 N.m (367 kgf.cm, 27 ft.lbf)
HINT:
The RH mountin
g bracket is marked with "R".

Fig. 58: Installing Exhaust Manifold
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85.INSTALL EXHAUST MANIFOLD HEAT INSULATOR NO.1
86.INSTALL ENGINE OIL LEVEL SENSOR
87.INSTALL CRANKSHAFT POSITION SENSOR (See REPLACEMENT
)
88.INSTALL OIL FILTER BRACKET SUB-ASSY
Torque: 18 N.m (184 kgf.cm, 13 ft.lbf)
89.INSTALL IGNITION COIL ASSY
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)
90.INSTALL ENGINE HANGER NO.2
Torque: 37 N.m (377 kgf.cm, 27 ft.lbf)
91.INSTALL ENGINE HANGER NO. 1
Torque: 37 N.m (377 kgf.cm, 27 ft.lbf)
92.INSTALL KNOCK SENSOR
a. Install the 2 knock sensors with the 2 nuts, as shown in the illustration.
Torque: 20 N.m (204 kgf.cm, 15 ft.lbf)
b. Connect the 2 knock sensor connectors.

Fig. 64: Installing Intake Manifold Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
d. Install the engine wire protector (rear side) with the 2 bolts.
e. Install the engine wire protector (LH side) with the 4 bolts.
f. Install the 2 wire clamps on the en
gine wire (RH side) to the brackets on the RH delivery pipe.

Fig. 65: Installing Engine Wire Protector (Rear Side)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
g. Install the V-bank cover fastener with the bolt.
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)
h. Install the V-bank cover bracket No. 1 with the bolt.
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)
i. Connect the VSV connector for ACIS.
Fig. 66: Connecting VSV Connector For ACIS

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j. Install the V-bank cover bracket No. 3 with the bolt.
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)
k. Install the V-bank cover bracket No. 2 with the bolt.
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)
l. Connect the VSV for EVAP to the intake manifold with the bolt.
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)
m. Connect the EVAP hose to the VSV for EVAP.

n. Connect the VSV connector for EVAP.
Fig. 67: Identifying VSV Connector For EVAP

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
104.INSTALL THROTTLE BODY ASSY (See REPLACEMENT
)
105.REMOVE ENGINE STAND
106.INSTALL DRIVE PLATE & RING GEAR SUB-ASSY
HINT:
The mounting bolts are tightened in 2 progressive steps (step (c) and (e)).
If any one of the mounting bolts is broken or deformed, replace it.
a. Apply adhesive to 2 or 3 threads of the mounting bolt end.
Adhesive:
Part No. 08833-00070, THREE BOND 1324 or equivalent

Fig. 70: Identifying Painted Mark
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107.INSTALL AUTOMATIC TRANSMISSION ASSY
a. Check the torque converter clutch installation (see INSPECTION
).
b. Attach the transmission to the engine.
c. Install the ground strap and 10 bolts.
Torque:
72 N.m (734 kgf.cm, 53 ft.lbf) for 17 mm head bolt A
37 N.m (377 kgf.cm, 27 ft.lbf) for 14 mm head bolt B

Fig. 72: Identifying Torque Converter Clutch Bolts
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108.INSTALL OIL COOLER INLET TUBE NO.1
109.INSTALL OIL COOLER OUTLET TUBE NO.1
110.INSTALL TRANSMISSION OIL FILTER TUBE SUB-ASSY
111.CONNECT ENGINE WIRE
a. Connect the engine wire to the transmission.
1. Connect the VSV connector.
2. Connect the PNP switch connector.
3. Connect the solenoid connector.
4. Connect the direct clutch speed sensor connector.
5. Connect the engine wire from the 3 wire clamps.
6. Connect the oil level sensor connector.
112.INSTALL ENGINE W/ TRANSMISSION ASSEMBLY
a. Attach the engine chain hoist to the engine hangers.
b. Slowly lower the engine and transmission assembly into the engine compartment.
c. Insert the stud bolts of the front en
gine mounting brackets into the stud bolt holes of the front

suspension crossmember.
Fig. 73: Installing Engine W/ Transmission Assembly

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d. Keep the engine level.

Fig. 74: Keeping Engine Level
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e. Install the rear engine mounting member with the 4 bolts and 4 nuts.
Torque:
25.5 N.m (260 kgf.cm, 19 ft.lbf) for bolt
13.5 N.m (138 kgf.cm, 10 ft.lbf) for nut

Fig. 75: Tightening Rear Engine Mounting Member And Bolts
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f. Install the 4 nuts holding the engine mounting brackets to the front suspension crossmember.
Torque: 68 N.m (693 kgf.cm, 50 ft.lbf)
g. Install the 2 hole plugs.
h. Remove the engine chain hoist.
i. Install the V-
bank cover bracket No. 1 to the engine hanger No. 2 with the nut.