2006 TOYOTA RAV4 Ws atf

AX–216U151F AUTOMATIC TRANSAXLE – AUTOMATIC TRANSAXLE UNIT
AX
4. INSTALL UNDERDRIVE OUTPUT SHAFT OIL SEAL
RING
(a) Coat a new oil seal ring with ATF and install it to the
transaxle housing.
5. INSTALL UNDERDRIVE CYLINDRICAL ROLLER
BEARING
(a) Coat the underdrive cylindrical roller bearing with
AT F.
(b) Using SST and a press, press in the underdrive
cylindrical roller bearing.
SST 09950-60020 (09951-00810), 09950-70010
(09951-07100)
NOTICE:
Do not apply excessive pressure to the bearing.
6. INSTALL UNDERDRIVE CLUTCH DRUM OIL SEAL
RING
(a) Coat 2 new oil seal rings with ATF, and install them
to the transaxle rear cover.
NOTICE:
• Do not expand the end gap of the oil seal ring
too much.
• Fix the hooks firmly. Confirm that the oil seal
ring rotates freely in its groove.
7. INSTALL NEEDLE ROLLER BEARING
(a) Wrap vinyl tape around SST 4.0 mm (0.157 in.) from
the bottom of SST until the thickness of the tape is
about 5.0 mm (0.197 in.).
SST 09950-60010 (09951-00320), 09950-70010
(09951-07100)
NOTICE:
Clean SST to remove deposited oil before
wrapping vinyl tape.
(b) Coat the needle roller bearing with ATF.
(c) Using SST and a press, press in the needle-roller
bearing to the transaxle case.
SST 09950-60010 (09951-00320), 09950-70010
(09951-07100)
NOTICE:
When the wrapped vinyl tape contacts the
transaxle case, stop press-fitting.
D003915E07
D003807E01
D003914E04
D003809E07
D003810E01

U151F AUTOMATIC TRANSAXLE – AUTOMATIC TRANSAXLE UNITAX–217
AX
8. INSTALL UNDERDRIVE BRAKE PISTON
(a) Coat 2 new O-rings with ATF, and install them to the
underdrive brake piston.
NOTICE:
• Make sure that the O-rings are not twisted or
pinched when they are installed.
• Apply sufficient ATF to the O-ring before
installing.
(b) Coat the underdrive brake piston with ATF.
(c) Install the underdrive brake piston to the transaxle
case.
NOTICE:
Be careful not to damage the O-ring.
9. INSTALL UNDERDRIVE BRAKE RETURN SPRING
SUB-ASSEMBLY
(a) Place SST on the return spring and compress the
return spring with a press.
SST 09387-00020
NOTICE:
• Stop the press when the spring seat is
lowered to a position 1 to 2 mm (0.039 to
0.078 in.) from the snap ring groove to
prevent the spring seat from being deformed.
• After installing the return spring, check that
all the return spring's springs fit in the piston
correctly.
(b) Using a snap ring expander, press in the snap ring
to the transaxle case.
NOTICE:
The snap ring must be fully engaged in the
groove of the transaxle case.
10. INSTALL NO. 2 BREATHER PLUG
11. INSTALL COUNTER DRIVE GEAR BEARING
(a) Coat the counter drive gear bearing with ATF.
(b) Using SST and a press, press in the bearing outer
race.
SST 09950-60020 (09951-01030), 09950-70010
(09951-07150), 09649-17010
NOTICE:
• Do not apply excessive pressure to the
bearing.
• Press-fit the bearing outer race until it
contacts the transaxle case.
D003794E02
D026764E02
D026407E02
C089126E01

AX–218U151F AUTOMATIC TRANSAXLE – AUTOMATIC TRANSAXLE UNIT
AX
(c) Using a snap ring expander, install the snap ring.
NOTICE:
The white mark side of the snap ring should face
upward.
12. INSTALL COUNTER DRIVE GEAR
(a) Coat the counter drive gear with ATF.
(b) Using SST and a press, press in the tapered roller
bearing to the counter drive gear.
SST 09950-70010 (09951-07150), 09649-17010
NOTICE:
Do not apply excessive pressure to the bearing.
(c) Using SST and a press, press in the counter drive
gear and bearing to the transaxle case.
SST 09950-70010 (09951-07150), 09223-15030,
09527-17011, 09950-60020 (09951-00750)
NOTICE:
Do not apply excessive pressure to the counter
drive gear.
13. INSTALL 1ST AND REVERSE BRAKE PISTON
(a) Coat 2 new O-rings with ATF.
(b) Install the 2 O-rings to the 1st and reverse brake
piston.
NOTICE:
• Make sure that the O-rings are not twisted or
pinched when they are installed.
• Apply sufficient ATF to the O-ring prior to
assembling.
D026467E02
D026410E01
C089122E04
D026713E04

U151F AUTOMATIC TRANSAXLE – AUTOMATIC TRANSAXLE UNITAX–219
AX
(c) Coat the 1st and reverse brake piston with ATF, and
install it to the transaxle case.
NOTICE:
Be careful not to damage the O-ring.
14. INSTALL 1ST AND REVERSE BRAKE RETURN
SPRING SUB-ASSEMBLY
(a) Place SST on the return spring and compress the
return spring with a press.
SST 09387-00070
NOTICE:
• Stop the press when the spring seat is
lowered to a position 1 to 2 mm (0.039 to
0.078 in.) from the snap ring groove to
prevent the spring seat from being deformed.
• After installing the return spring, check that
all the return spring's springs fit in the piston
correctly.
(b) Using a snap ring expander, press in the snap ring
to the transaxle case.
NOTICE:
• The snap ring must be fully engaged in the
groove of the transaxle case.
• Fix the snap ring to the inside of the claw of
the spring seat firmly.
15. INSTALL FRONT PLANETARY RING GEAR
(a) Using a screwdriver, install the front planetary ring
gear and snap ring to the brake hub.
NOTICE:
Confirm that the snap ring is engaged in the
groove of the brake hub correctly.
16. INSTALL FRONT PLANETARY GEAR ASSEMBLY
(a) Install the front planetary gear to the brake hub.
D026593E03
D003600E01
D003615E03
D026763E03

U151F AUTOMATIC TRANSAXLE – AUTOMATIC TRANSAXLE UNITAX–221
AX
(f) Tighten the nut gradually until the specified turning
torque of the tapered roller bearing is measured.
Torque: 350 N*m (3,569 kgf*cm, 258 ft.*lbf)
(g) Using a chisel and hammer, stake the front lock
washer.
17. INSTALL INPUT SUN GEAR
(a) Coat the 2 thrust bearings with ATF.
(b) Install the 2 thrust bearings, bearing race and input
sun gear to the front planetary gear.
NOTICE:
• Install the bearing race on the side of the
front planetary carrier. Be careful of the
direction of the race.
• When installing the thrust bearing and front
sun gears, be careful about the direction of
the parts.
• When installing the bearing race on the side
of the front sun gear, be careful of the
direction of the race.
• Install the thrust bearing and the race after
holding the parts on the input sun gear by
applying grease. Make sure that the
assembling order is correct.
Standard thrust bearing and bearing race
diameter
18. INSTALL REAR PLANETARY GEAR ASSEMBLY
(a) Install the rear planetary gear to the rear planetary
ring gear.
D008074E01
C089123E02
Item Inside Outside
Thrust Bearing, A 32.5 mm (1.28 in.) 56.5 mm (2.224 in.)
Thrust Bearing, C 38.6 mm (1.520 in.) 59.7 mm (2.35 in.)
Bearing Race, B 40.2 mm (1.583 in.) 59.3 mm (2.335 in.)
Bearing Race, D 38.6 mm (1.520 in.) 59.3 mm (2.335 in.)
D026591E04

AX–222U151F AUTOMATIC TRANSAXLE – AUTOMATIC TRANSAXLE UNIT
AX
(b) Using a screwdriver, install the snap ring.
NOTICE:
Confirm that the snap ring is fixed in the groove
of the 1st and reverse brake hub correctly.
19. INSTALL 1ST AND REVERSE BRAKE CLUTCH DISC
(a) Coat the 6 discs with ATF.
(b) Install the 6 plates and 6 discs.
NOTICE:
Make sure that the plates and discs are installed
as shown in the illustration.
20. INSPECT PACK CLEARANCE OF FIRST AND
REVERSE BRAKE
(a) Using a vernier caliper, measure the distance
between the disc surface and the contact surface of
the 2nd brake cylinder and transaxle case
(Dimension A).
(b) Select an appropriate flange so that the pack
clearance will meet the specified value.
Standard pack clearance:
1.16 to 1.35 mm (0.0457 to 0.0531 in.)
HINT:
Piston stroke = Dimension A - Flange thickness
Standard flange thickness
(c) Install the flange.
D003616E02
C136370E01
D026452E01
Mark Thickness Mark Thickness
1 1.8 mm (0.071 in.) 5 2.2 mm (0.087 in.)
2 1.9 mm (0.075 in.) 6 2.3 mm (0.091 in.)
3 2.0 mm (0.079 in.) 7 2.4 mm (0.094 in.)
4 2.1 mm (0.083 in.) 8 2.5 mm (0.098 in.)
D003815E01

U151F AUTOMATIC TRANSAXLE – AUTOMATIC TRANSAXLE UNITAX–225
AX
(c) Install the rear planetary sun gear to the rear
planetary gear.
NOTICE:
After installing the rear planetary sun gear, make
sure that the B1 discs are engaged.
26. INSTALL 2ND BRAKE CLUTCH DISC
(a) Coat the 4 discs with ATF.
(b) Install the 4 plates, 4 discs and flange to the
transaxle case.
(c) Temporarily install the snap ring.
27. INSPECT PACK CLEARANCE OF 2ND BRAKE
(a) Using a vernier caliper, measure the distance
between the disc surface and snap ring surface
(Dimension B).
(b) Select an appropriate flange so that the pack
clearance will meet the specified value.
Standard clearance:
0.62 to 0.91 mm (0.0244 to 0.0358 in.)
HINT:
Piston stroke = Dimension B - Flange thickness -
Snap ring thickness 1.6 mm (0.063 in.)
Standard flange thickness
(c) Temporarily remove the snap ring, attach the
selected flange and reinstall the snap ring.
NOTICE:
Secure the snap ring so that the ends are visible
through the groove of the transaxle case.
D026714E05
C136371E01
D026453E01
Mark Thickness Mark Thickness
1 3.0 mm (0.118 in.) 5 3.4 mm (0.134 in.)
2 3.1 mm (0.122 in.) 6 3.5 mm (0.138 in.)
3 3.2 mm (0.126 in.) 7 3.6 mm (0.142 in.)
4 3.3 mm (0.130 in.) 8 -
D003623E02

AX–226U151F AUTOMATIC TRANSAXLE – AUTOMATIC TRANSAXLE UNIT
AX
28. INSTALL OVERDRIVE DIRECT CLUTCH HUB SUB-
ASSEMBLY
(a) Install the direct clutch hub to the planetary gear.
NOTICE:
Be careful not to damage the bushing inside the
overdrive clutch hub during installation.
(b) Coat the thrust bearing with ATF.
(c) Install the bearing race and the thrust bearing to the
direct clutch hub.
NOTICE:
Be careful not to drop the bearing when it is
installed.
Standard bearing and race diameter
29. INSTALL DIRECT CLUTCH ASSEMBLY
(a) Coat the thrust bearing with ATF.
(b) Install the direct clutch and thrust bearing to the rear
planetary sun gear.
NOTICE:
The disc in the direct clutch should completely
match with the hub attached outside the rear
planetary sun gear. Otherwise, the rear cover
cannot be installed.
(c) Clean the connecting part of the transaxle case and
the rear cover.
(d) As shown in the illustration, place a straightedge on
the direct clutch drum and measure the distance
between the transaxle case and the straightedge
using a vernier caliper (Dimension D).
(e) Using a vernier caliper and straightedge, measure
the dimension shown in the illustration.
(f) Calculate the end play value using the following
formula. Select a thrust bearing which satisfies the
end play value and install the selected bearing.
Standard end play:
0.244 to 0.901 mm (0.0096 to 0.0355 in.)
NOTICE:
Make sure that the non-collared race side is
facing the direct clutch.
HINT:
End play = Dimension D - Dimension C
Standard bearing thickness and diameter
D026392E09
Item Inside Outside
Bearing 24.7 mm (0.972 in.) 39.5 mm (1.555 in.)
Race 23.6 mm (0.929 in.) 38.0 mm (1.496 in.)
D026403E06
D026469E02
D026470E01
Thickness Inside Outside
3.6 mm (0.1417 in.) 56.3 mm (2.217 in.) 75.7 mm (2.980 in.)