Lexus RX300 (MCU15). Service manual - part 597

D03131

Washer: Backlash adjust

D03132

Z16229

Proper Contact

Heel Contact

Face Contact

Select an washer that will bring the driven pin-
ion closer to the ring gear.

Toe Contact

Flank Contact

Select an washer that will shift the driven
pinion away from the ring gear.

–

AUTOMATIC TRANSAXLE

TRANSFER

AX–131

U140F AX   (RM848E)

Washer thickness: mm (in.)

Mark0

Thickness

Mark

Thickness

AA

2.07 (0.0815)

FB

2.55 (0.1004)

AB

2.10 (0.0827)

FC

2.58 (0.1016)

AC

2.13 (0.0839)

GA

2.61 (0.1028)

BA

2.16 (0.0850)

GB

2.64 (0.1039)

BB

2.19 (0.0862)

GC

2.67 (0.1051)

BC

2.22 (0.0874)

HA

2.70 (0.1063)

CA

2.25 (0.0886)

HB

2.73 (0.1075)

CB

2.28 (0.0898)

HC

2.76 (0.1087)

CD

2.31 (0.0909)

JA

2.79 (0.1098)

DA

2.34 (0.0921)

JB

2.82 (0.1110)

DB

2.37 (0.0933)

JC

2.85 (0.1122)

DC

2.40 (0.0945)

KA

2.88 (0.1134)

EA

2.43 (0.0957)

KB

2.91 (0.1146)

EB

2.46 (0.0969)

KC

2.94 (0.1157)

EC

2.49 (0.0980)

LA

2.97 (0.1169)

FA

2.52 (0.0992)

LB

3.00 (0.1181)

11.

INSPECT TOOTH CONTACT PATTERN

(a)

Coat 3 or 4 teeth at the 4 different positions on the ring
gear with red lead.

(b)

Rotate the ring gear, inspect the teeth pattern.

D03133

Washer: Tooth contact adjust

D03093

SST

AX–132

–

AUTOMATIC TRANSAXLE

TRANSFER

U140F AX   (RM848E)

(c)

If the teeth are not contacting properly, select the proper
washer again.

Washer thickness: mm (in.)

Mark

Thickness

Mark

Thickness

AA

1.20 (0.0472)

HC

1.43 (0.0563)

AB

1.21 (0.0476)

JA

1.44 (0.0567)

AC

1.22 (0.0480)

JB

1.45 (0.0571)

BA

1.23 (0.0484)

JC

1.46 (0.0575)

BB

1.24 (0.0488)

KA

1.47 (0.0579)

BC

1.25 (0.0492)

KB

1.48 (0.0583)

CA

1.26 (0.0496)

KC

1.49 (0.0587)

CB

1.27 (0.0500)

LA

1.50 (0.0591)

CC

1.28 (0.0504)

LB

1.51 (0.0594)

DA

1.29 (0.0508)

LC

1.52 (0.0598)

DB

1.30 (0.0512)

MA

1.53 (0.0602)

DC

1.31 (0.0516)

MB

1.54 (0.0606)

EA

1.32 (0.0520)

MC

1.55 (0.0610)

EB

1.33 (0.0524)

NA

1.56 (0.0614)

EC

1.34 (0.0528)

NB

1.57 (0.0618)

FA

1.35 (0.0531)

NC

1.58 (0.0622)

FB

1.36 (0.0535)

PA

1.59 (0.0626)

FC

1.37 (0.0539)

PB

1.60 (0.0630)

GA

1.38 (0.0543)

PC

1.61 (0.0634)

GB

1.39 (0.0547)

QA

1.62 (0.0638)

GC

1.40 (0.0551)

QB

1.63 (0.0642)

HA

1.41 (0.0555)

QC

1.64 (0.0646)

HB

1.42 (0.0559)

RA

1.65 (0.0650)

12.

ADJUST TOTAL PRELOAD

Using SST and a torque wrench, measure the total preload.

SST

09326–20011

Total preload:
New bearing:
Driven pinion preload + 0.2 – 0.3 N·m (2 – 3 kgf·cm,
1.7 – 2.6 in.·lbf)
Reused bearing:
Driven pinion preload + 0.1 – 0.3 N·m (1 – 3 kgf·cm,
0.9 – 2.7 in.·lbf)

HINT:

S

Using a torque wrench with a fulcrum length of 160 mm
(6.3 in.).

D03134

Washer: Preload adjust

D03100

D03136

SST

–

AUTOMATIC TRANSAXLE

TRANSFER

AX–133

U140F AX   (RM848E)

S

Turn the driven pinion counterclockwise and clockwise
several times.

If the preload non–standard, again select proper washer.
Washer thickness: mm (in.)

Mark

Thickness

Mark

Thickness

AA

1.47 (0.0579)

GB

2.04 (0.0803)

AB

1.50 (0.0591)

GC

2.07 (0.0815)

AC

1.53 (0.0602)

HA

2.10 (0.0827)

BA

1.56 (0.0614)

HB

2.13 (0.0839)

BB

1.59 (0.0626)

HC

2.16 (0.0850)

BC

1.62 (0.0638)

JA

2.19 (0.0862)

CA

1.65 (0.0650)

JB

2.22 (0.0874)

CB

1.68 (0.0661)

JC

2.25 (0.0886)

CC

1.71 (0.0673)

KA

2.28 (0.0898)

DA

1.74 (0.0685)

KB

2.31 (0.0909)

DB

1.77 (0.0697)

KC

2.34 (0.0921)

DC

1.80 (0.0709)

LA

2.37 (0.0933)

EA

1.83 (0.0720)

LB

2.40 (0.0945)

EB

1.86 (0.0734)

LC

2.43 (0.0957)

EC

1.89 (0.0744)

MA

2.46 (0.0969)

FA

1.92 (0.0756)

MB

2.49 (0.0980)

FB

1.95 (0.0768)

MC

2.52 (0.0992)

FC

1.98 (0.0780)

NA

2.55 (0.1004)

GA

2.01 (0.0791)

NB

2.58 (0.1016)

13.

REMOVE BEARING RETAINER RH

(a)

Remove the 7 bolts and bearing retainer RH from the
transfer case.

(b)

Using SST, remove the outer race and washer from the
bearing retainer RH.
SST

09308–00010

D03137

D03138

SST

SST

1.5 – 2.5 mm
(0.059 – 0.098 in.)

D03139

SST

D03523

O–ring

AX–134

–

AUTOMATIC TRANSAXLE

TRANSFER

U140F AX   (RM848E)

14.

ASSEMBLE BEARING RETAINER RH

(a)

Install the side gear shaft holder bearing to the bearing re-
tainer RH.

(b)

Using a snap ring pliers, install the snap ring.

(c)

Coat the oil seal lip with MP grease.

(d)

Using SST and a press, install the oil seal to the bearing
retainer RH.
SST

09950–60010 (09951–00370, 09951–00540,
09952–06010), 09950–70010 (09951–07150)

(e)

Install the washer.

(f)

Using SST and a press, install the outer race to the bear-
ing retainer RH.
SST

09950–60010 (09951–00620), 09950–70010
(09951–07150)

(g)

Coat 2 new O–rings with gear oil, the install them to the
bearing retainer RH.