Lexus ES300 (1997 year). Manual — part 63

Q10064

Rear

Q10172

Front

Q04660

Q10036

Z14284

Left and Lower

–

AUTOMATIC TRANSAXLE

AUTOMATIC TRANSAXLE UNIT

AX–25

1045

1997 LEXUS ES300 (RM511U)

(d)

Remove the 6 bolts and 4 nuts.
Torque:
19 mm head bolt: 181 N·m (1,850 kgf·cm, 134 ft·lbf)
14 mm head bolt: 32 N·m (330 kgf·cm, 24 ft·lbf)
Nut: 36 N·m (370 kgf·cm, 27 ft·lbf)

(e)

Remove the front frame assembly.

33.

SUPPORT TRANSAXLE WITH A TRANSMISSION
JACK

34.

REMOVE TORQUE CONVERTER CLUTCH MOUNT-
ING BOLTS

Turn the crankshaft to gain access to each bolt, remove the 6
bolts with holding the crankshaft pulley bolt by a wrench.

Torque: 27 N·m (280 kgf·cm, 20 ft·lbf)

HINT:
At the time of installation, please refer to the following item.
First install black colored bolt and then the 5 other bolts.
35.

REMOVE EXHAUST MANIFOLD PLATE

Remove the bolt, nut and exhaust manifold plate.

Torque: 20 N·m (200 kgf·cm, 15 ft·lbf)

36.

REMOVE 3 LOWER TRANSAXLE–TO–ENGINE
BOLTS
Torque: 46 N·m (470 kgf·cm, 34 ft·lbf)

37.

REMOVE TRANSAXLE ASSEMBLY

Separate the transaxle and engine, and lower the transaxle.

AX01X–02

AT3412

AX–26

–

AUTOMATIC TRANSAXLE

AUTOMATIC TRANSAXLE UNIT

1046

1997 LEXUS ES300 (RM511U)

INSTALLATION

1.

CHECK TORQUE CONVERTER CLUTCH INSTALLA-
TION

Using a scale and straight edge, measure from the installed sur-
face to the transaxle housing.

Correct distance: 13.7 mm (0.539 in.) or more

2.

TRANSAXLE INSTALLATION

Installation is in the reverse order of removal.
(See page

AX–20

)

HINT:
After installation, check and inspect items as follows.

Fluid level. (See page

DI–150

)

Front wheel alignment. (See page

SA–4

)

Do the road test.

Hood. (See page

BO–7

)

AT0952

SST

AX01Y–02

AT0953

SST

AT3306

Hold

Turn

Lock

Free

AT2821

AT4184

–

AUTOMATIC TRANSAXLE

TORQUE CONVERTER CLUTCH AND DRIVE PLATE

AX–27

1047

1997 LEXUS ES300 (RM511U)

TORQUE CONVERTER CLUTCH
AND DRIVE PLATE

INSPECTION

1.

INSPECT ONE–WAY CLUTCH

(a)

Install SST into the inner race of the one–way clutch.
SST

09350–32014 (09351–32020)

(b)

Install SST so that it fits in the notch of the converter hub
and outer race of the one–way clutch.
SST

09350–32014 (09351–32010)

(c)

With the torque converter clutch standing on its side,the
clutch locks when turned counterclockwise, and rotates
freely and smoothly clockwise.

If necessary, clean the converter and retest the clutch.
Replace the converter if the clutch still fails the test.

2.

MEASURE DRIVE PLATE RUNOUT AND INSPECT
RING GEAR

(a)

Set up a dial indicator, and measure the drive plate run-
out.

(b)

Check the damage of the ring gear.
Maximum runout: 0.20 mm (0.0079 in.)

If the runout is not within specification or ring gear is damaged,
replace the drive plate.

Torque: 83 N·m (850 kgf·cm, 61 ft·lbf)

3.

MEASURE TORQUE CONVERTER CLUTCH SLEEVE
RUNOUT

(a)

Temporarily mount the torque converter clutch to the drive
plate. Set up a dial indicator and measure the torque con-
verter clutch sleeve runout.
Maximum runout: 0.30 mm (0.0118 in.)

If the runout is not within the specification, try to correct by reori-
enting the installation of the converter.

AX–28

–

AUTOMATIC TRANSAXLE

TORQUE CONVERTER CLUTCH AND DRIVE PLATE

1048

1997 LEXUS ES300 (RM511U)

HINT:
Mark the position of the converter to ensure the correct installa-
tion.
(b)

Remove the torque converter clutch.