Lexus RX300 (MCU15). 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.
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