torque LEXUS LS430 2003 Factory Owner's Guide

Fig. 48: Installing Fly Wheel Housing Under Cover With 2 Bolts
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43.INSTALL WIRE HARNESS
a. Install the wire harness clamps with the 5 bolts.
Torque:
Bolt (a): 68 N.m (694 kgf.cm, 51 ft.lbf)
Bolt (b): 7.5 N.m (76 kgf.cm, 66 in..lbf)
HINT:
Bolt (a) is ti
ghtened to the transmission housing.

Fig. 49: Installing Wire Harness Clamps With 5 Bolts
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44.INSTALL ENGINE REAR MOUNTING MEMBER
a. Install the engine rear mounting member with the 4 nuts.
Torque: 12 N.m (122 kgf.cm, 9 ft.lbf)
Fig. 50: Installing Engine Rear Mounting Member With 4 Nuts

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b. Install the engine rear mounting member with the 4 bolts.
Torque: 26 N.m (270 kgf.cm, 20 ft.lbf)

Fig. 51: Installing Engine Rear Mounting Member With 4 Bolts
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45.CONNECT FLOOR SHIFT GEAR SHIFTING ROD SUB-ASSY
a. Connect the floor shift gear shifting rod sub-assy with the nut.
Torque: 13 N.m (130 kgf.cm, 9 ft.lbf)

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3600580045[-Assy With Nut
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46.INSTALL OIL COOLER OUTLET TUBE NO.1
a. Temporarily install the oil cooler outlet tube No.1.
b. Temporarily install the oil cooler inlet tube No.1.
c. Install the 2 clamps with the 2 bolts.
Torque: 5 N.m (51 kgf.cm, 43 in..lbf)

Fig. 53: Installing 2 Clamps With 2 Bolts
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d. Tighten the oil cooler outlet tube No.1.
Torque: 44 N.m (450 kgf.cm, 32 ft.lbf)
47.INSTALL OIL COOLER INLET TUBE NO.1
a. Tighten the oil cooler inlet tube No.1.
Torque: 44 N.m (450 kgf.cm, 32 ft.lbf)
48.INSTALL EXHAUST PIPE NO.1 SUPPORT BRACKET SUB-ASSY
a. Install the exhaust pipe No.1 support bracket sub-assy with the 2 bolts.
Torque: 44 N.m (450 kgf.cm, 32 ft.lbf)

INSPECTION
1.INSPECT TORQUE CONVERTER CLUTCH ASSY
a. Inspect the one-way clutch.
1. Install SST so that it fits in the notch of the converter hub and outer race of the one-way
clutch.
SST 09350-30020 (09351-32020)
Fig. 55: Installing SST

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2. Press on the serrations of the starter with a finger and rotate it.
Clean the converter and retest the one-way clutch.
When the one-way clutch is turned clockwise, it rotates freely and when turned counterclockwise, it
locks.

Fig. 56: Pressing On Serrations Of Starter
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b. Determine the condition of the torque converter clutch assy.
1. If the inspection result of the torque converter clutch assy does not satisfy the standard
conditions, replace the torque converter clutch assy.
Malfunction item:
A metallic sound is emitted from the torque converter clutch assy during the stall test
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The one-way clutch is free or locked in both directions.
The amount of powder in the ATF is greater than the sample shown on the illust (see
the sample).
HINT:
The sample shows the auto fluid of approximately 0.25 liters (0.26 US qts, 0.22 Imp. qts) that is
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c. Change the ATF in the torque converter clutch.
1. If the ATF is discolored and/or has a foul odor, completely stir the ATF in the torque
converter clutch and drain the ATF with the torque converter facin
g up.

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2.INSPECT RUNOUT OF DRIVE PLATE & RING GEAR SUB-ASSY
a. Set up a dial indicator and measure the drive plate runout.
Maximum runout: 0.20 mm (0.0079 in.)
If runout is not within specification or if the ring gear is damaged, replace the drive plate. If installing a
new drive plate, note the orientation of the spacers and tighten the bolts.
Torque:
1st: 49 N.m (500 kgf.cm, 36 ft.lbf)
2nd: Turn extra 90°
Fig. 58: Measuring Drive Plate Runout

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3.INSPECT RUNOUT OF TORQUE CONVERTER CLUTCH ASSY
a. Temporarily mount the torque converter clutch to the drive plate. Set up a dial indictor.
Maximum runout: 0.30 mm (0.0118 in.)
If runout exceeds the maximum, try to correct by changing the installation direction of the torque
converter clutch.
If runout cannot be corrected, replace the torque converter clutch.
HINT:
Mark the position of the torque converter clutch to reinstall it correctly.
b. Remove the torque converter clutch.
Fig. 59: Checking Runout Of Torque Converter Clutch Assy