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Home >> Scion >> 2009 >> xB L4-2.4L (2AZ-FE) >> Repair and Diagnosis >> Transmission and Drivetrain >> Automatic Transmission/Transaxle >> Service and Repair >> Overhaul >> Transaxle Unit >> Reassembly >> Part 2

Part 2








U241E AUTOMATIC TRANSAXLE: AUTOMATIC TRANSAXLE UNIT: REASSEMBLY

Part 2


18. INSTALL NO. 1 GOVERNOR APPLY GASKET

fig_refsc09xbA-D003591E01

(a) Install 2 new apply gaskets onto the transaxle.
19. INSTALL FRONT CLUTCH APPLY TUBE

fig_refsc09xbA-D003923E01

(a) Install the clamp onto the front clutch apply tube.
NOTICE: Make sure to install the clamp to the apply pipe before installing the apply pipe to the transaxle case. This prevents the apply pipe from being deformed or damaged.

20. INSTALL BRAKE APPLY TUBE

fig_refsc09xbA-D003923E01

(a) Install the clamp onto the brake apply tube.
NOTICE: Make sure to install the clamp to the apply pipe before installing the apply pipe to the transaxle case. This prevents the apply pipe from being deformed or damaged.

fig_refsc09xbA-D025510E01

(b) Install the 2 apply tubes into the transaxle with the bolt.
Torque: 5.4 Nm (55 kgf-cm, 48 in-lbf)
NOTICE: Each pipe should be securely inserted until it reaches the stopper.

21. INSTALL REAR TRANSAXLE COVER SUB-ASSEMBLY

fig_refsc09xbA-D009193E01

(a) Using SST and a press, press in the bearing.
SST: 09950-60010
09951-00230
09951-00350
Standard depth:
12.05 to 12.75 mm (0.4744 to 0.5020 in.)

NOTICE:
- Face the inscribed mark side of the bearing race up.
- Repeat the press-fit until the specified value is obtained.

(b) Apply adhesive to the 2 screws.
Adhesive:
Toyota Genuine Adhesive 1344,
Three Bond 1344 or Equivalent

fig_refsc09xbA-C083140E01

(c) Using a T30 ''TORX'' socket, install the transaxle rear cover plate with the 2 bolts.
Torque: 7.5 Nm (76 kgf-cm, 66 in-lbf)

fig_refsc09xbA-D009194E01

(d) Coat 2 new oil seal rings with ATF, and install them onto the transaxle rear cover.

fig_refsc09xbA-D009946E02

(e) Remove any packing material and be careful not to get oil on the contacting surfaces of the transaxle rear cover or the transaxle.
(f) Apply seal packing to the cover.
Seal packing:
Toyota Genuine Seal Packing 1281,
Three Bond 1281 or Equivalent
(g) Coat the needle roller bearing with ATF.

fig_refsc09xbA-D009943E01

(h) Apply adhesive to the threads of the bolts labeled A.
Adhesive:
Toyota Genuine Adhesive 1344,
Three Bond 1344 or Equivalent
(i) Install the 11 bolts.
Torque: 19 Nm (194 kgf-cm, 14 ft-lbf) for bolt A
Torque: 25 Nm (255 kgf-cm, 18 ft-lbf) for other bolt
22. INSTALL UNDERDRIVE CLUTCH DRUM OIL SEAL RING

fig_refsc09xbA-D003914E04

(a) Install 2 new oil seals onto the transaxle.
23. INSTALL UNDERDRIVE BRAKE PISTON

fig_refsc09xbA-D003809E01

(a) Wind vinyl tape around SST 4.0 mm (0.157 in.) above the bottom end until the thickness of the wound tape is about 5.0 mm (0.197 in.).
SST: 09550-60010
09951-00320
NOTICE: Clean SST to remove any oil deposits before winding a vinyl tape.

fig_refsc09xbA-D003810E01

(b) Using SST and a press, press the needle-roller bearing into the transaxle until the wound vinyl tape contacts the transaxle case.
SST: 09550-60010
09951-00320
SST: 09950-70010
09951-07100
SST: 09387-00020

fig_refsc09xbA-D003794E02

(c) Coat 2 new O-rings with ATF, and install them onto the underdrive brake piston.

fig_refsc09xbA-D003609E01

(d) Install the underdrive brake piston into the transaxle.
24. INSTALL UNDERDRIVE BRAKE RETURN SPRING SUB-ASSEMBLY

fig_refsc09xbA-D008071E01

(a) Install the underdrive brake return spring into the underdrive brake piston.

fig_refsc09xbA-D003610E01

(b) Using SST, a snap ring expander and press, press the return spring and install the snap ring into the transaxle.
SST: 09387-00020
NOTICE: Do not apply excessive pressure.

25. INSTALL NO. 2 UNDERDRIVE CLUTCH DISC

fig_refsc09xbA-C129391E01

(a) Install the 3 discs and 3 plates into the transaxle.
Install in order:
P - D - P - D - P - D
HINT:
D = Disc
P = Plate

fig_refsc09xbA-D008050E01

(b) Using a screwdriver, install the snap ring.

fig_refsc09xbA-D008082E01

(c) Using a dial indicator, measure the underdrive brake piston stroke while applying and releasing compressed air (392 kPa, 4.0 kgf/cm2, 57 psi).
Standard piston stroke:
1.81 to 2.20 mm (0.0713 to 0.0866 in.)
HINT: Select an appropriate flange from the table below so that it will meet the specified value.

Standard flange thickness:






(d) Temporarily remove the snap ring and attach the flange. Restore the snap ring.
26. INSTALL UNDERDRIVE 1-WAY CLUTCH ASSEMBLY

fig_refsc09xbA-D003907E02

(a) Install the outer race retainer onto the 1-way clutch.

fig_refsc09xbA-D003925E02

(b) Install the underdrive clutch assembly onto the 1-way clutch. Rotate the underdrive clutch to check the rotating direction for the lock or free operation.

fig_refsc09xbA-C050158E01

(c) Install the 1-way clutch into the transaxle.
NOTICE: Make sure that the mark on the 1-way clutch outer race is visible.

fig_refsc09xbA-D003581E02

(d) Using a screwdriver, install the snap ring into the transaxle.
27. INSTALL UNDERDRIVE CLUTCH

fig_refsc09xbA-D003580E02

(a) Coat the bearing and bearing race with petroleum jelly, and install them onto the underdrive clutch.
Standard race diameter:






(b) Install the underdrive clutch assembly into the transaxle.
28. INSTALL UNDERDRIVE PLANETARY GEAR ASSEMBLY

fig_refsc09xbA-D009691E02

(a) Install the parking lock pawl pin and torsion spring onto the parking lock pawl.

fig_refsc09xbA-D009692E01

(b) Temporarily install the parking lock pawl, shaft and spring into the transaxle case as shown in the illustration.

fig_refsc09xbA-D003579E04

(c) Install the underdrive planetary gear assembly into the transaxle.
NOTICE: Engage all the discs of the underdrive clutch and hub splines of the underdrive planetary gear assembly firmly and assemble them securely.

fig_refsc09xbA-D009693E01

(d) Install the parking lock pawl shaft.

fig_refsc09xbA-D003576E03

(e) Install the pawl shaft clamp with the bolt.
Torque: 9.8 Nm (100 kgf-cm, 87 in-lbf)

fig_refsc09xbA-D003875E02

(f) Using a straightedge and vernier calipers as shown in the illustration, measure the gap between the top of the differential drive pinion in the underdrive planetary gear and contact surface of the transaxle and housing (Dimension D).
NOTICE: Note down the dimension D as it is necessary for the following process.

fig_refsc09xbA-D025511E01

(g) As shown in the illustration, measure the 2 places of the transaxle housing. Calculate dimension E using the formula.
NOTICE: Note down dimension E as it is necessary for the following process.
HINT: Dimension E = Dimension (1) - Dimension (2)

29. INSTALL MULTIPLE DISC CLUTCH HUB

fig_refsc09xbA-D008087E03

(a) Install the bearing race into the transaxle while checking its direction.
Standard bearing diameter:






fig_refsc09xbA-D003628E01

(b) Coat the thrust needle roller bearing and race with petroleum jelly, and install them onto the multiple disc clutch hub.
Standard thrust bearing and race diameter:






fig_refsc09xbA-D003929E01

(c) Install the input shaft thrust bearing onto the multiple clutch hub.
Standard bearing diameter:






(d) Install the forward clutch hub into the transaxle.
30. INSTALL FORWARD CLUTCH ASSEMBLY

fig_refsc09xbA-D011358E01

(a) Install the input shaft thrust bearing onto the forward clutch.
Standard bearing diameter:





NOTICE: Install the thrust bearing properly so that the race "B" will be visible.

fig_refsc09xbA-D003574E03

(b) Install the forward clutch onto the multiple clutch hub.
NOTICE: Align the splines of all discs in the forward clutch with those of multiple clutch hub to assemble them securely.

31. INSTALL OVERDRIVE BRAKE GASKET

fig_refsc09xbA-D003573E01

(a) Install 2 new overdrive brake gaskets into the transaxle.
32. INSTALL FRONT DIFFERENTIAL ASSEMBLY

fig_refsc09xbA-C050035E01

(a) Install the differential assembly into the transaxle.

Continued in Part 3 Part 3
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