A750 Transmission [PDF]

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AT–1 AUTOMATIC TRANSMISSION (A750E, A750F)



–



AUTOMATIC TRANSMISSION SYSTEM



AUTOMATIC TRANSMISSION SYSTEM AT130–01



PRECAUTION NOTICE: When disconnecting the battery terminal, initialize the following system after the terminal is reconnected. System Name



See Page



Back Door Power Window Control System



BE–77



2005 SEQUOIA (RM1146U)



Author:



Date:



2909



AT–2 AUTOMATIC TRANSMISSION (A750E, A750F)



–



AUTOMATIC TRANSMISSION SYSTEM AT131–01



OPERATION Clutch No.3 (C3)



One–way Clutch No.1 (F1)



Clutch No.1 (C1) Clutch No.2 (C2)



One–way Clutch No.2 (F2)



Brake No.1 (B1) Brake No.2 (B2)



Brake No.3 (B3)



Brake No.4 (B4)



One–way Clutch No.3 (F3)



Shift Solenoid Valve SLU Shift Solenoid Valve SL2



Shift Solenoid Valve SLT



Shift Solenoid Valve SR



Shift Solenoid Valve S1



Shift Solenoid Valve SL1



Shift Solenoid Valve S2 D14123



2005 SEQUOIA (RM1146U)



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2910



AT–3 AUTOMATIC TRANSMISSION (A750E, A750F)



Shift Lever Gear Position Position



S1



S2



SR



SL1



SL2



SLU



–



AUTOMATIC TRANSMISSION SYSTEM



C1



C2



C3



B1



B2



B3



B4



F1



F2



F3



Park Reverse Neutral 1st 2nd D 3rd 4th 5th 1st 2nd D (O/D OFF) 3rd 4th 1st 2nd 3 3rd 1st 2 2nd 1st L P R N



: Operates F1, F2, F3 : Operates only when driving



2005 SEQUOIA (RM1146U)



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2911



AT–4 AUTOMATIC TRANSMISSION (A750E, A750F)



–



EXTENSION HOUSING OIL SEAL (A750E)



EXTENSION HOUSING OIL SEAL (A750E) AT132–01



ON–VEHICLE REPAIR 1. (a) (b) D13867



2.



DRAIN AUTOMATIC TRANSMISSION FLUID Remove the drain plug and gasket, and drain the ATF. Install a new gasket and the drain plug. Torque: 20 N·m (204 kgf·cm, 15 ft·lbf) REMOVE PROPELLER SHAFT (See page PR–3)



3. REMOVE REAR OIL SEAL NOTICE: Clean the extension housing before removing the oil seal. Using SST, remove the oil seal. SST 09308–10010



SST



OR0004



4. (a)



(b) 5. 6.



SST



INSTALL OIL SEAL Using SST and a hammer, carefully drive a new oil seal in until it stops. SST 09325–40010 Coat the lip of the oil seal with MP grease. INSTALL PROPELLER SHAFT (See page PR–5) CHECK FLUID LEVEL (See page DI–524)



OR0005



2005 SEQUOIA (RM1146U)



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2912



AT–5 AUTOMATIC TRANSMISSION (A750E, A750F)



–



SPEED SENSOR



SPEED SENSOR



A750E:



AT133–01



ON–VEHICLE REPAIR 1.



DISCONNECT NO. 1 VEHICLE SPEED SENSOR CONNECTOR



A750F:



D13884



A750E:



A750F:



D13885



2. REMOVE NO. 1 VEHICLE SPEED SENSOR Remove the bolt and No.1 vehicle speed sensor. 3. DISASSEMBLE NO. 1 VEHICLE SPEED SENSOR (a) Remove the O–ring from the speedometer driven gear assembly. (b) Remove the clip and speedometer driven gear from the speedometer driven gear sleeve. 4. ASSEMBLE NO. 1 VEHICLE SPEED SENSOR (a) Install the speedometer driven gear and clip to the speedometer driven gear sleeve. (b) Coat a new O–ring with ATF. (c) Install the O–ring to the speedometer driven gear assembly. 5. INSTALL NO. 1 VEHICLE SPEED SENSOR Install the No.1 vehicle speed sensor with the bolt. Torque: A750E: 9.8 N·m (100 kgf·cm, 86 in.·lbf) A750F: 11.5 N·m (117 kgf·cm, 8 ft·lbf) 6. CONNECT NO. 1 VEHICLE SPEED SENSOR CONNECTOR



2005 SEQUOIA (RM1146U)



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2913



AT–6 AUTOMATIC TRANSMISSION (A750E, A750F)



7.



Speed Sensor NT



8. (a)



–



SPEED SENSOR



DISCONNECT SPEED SENSOR NT AND SP2 CONNECTOR REMOVE SPEED SENSOR NT AND SP2 Remove the 2 bolts, speed sensors NT and SP2.



Speed Sensor SP2



D14124



(b) 9. (a)



Remove 2 O–rings from the speed sensors NT and SP2. INSTALL SPEED SENSOR NT AND SP2 Coat 2 new O–rings with ATF and install them to the speed sensors NT and SP2.



(b)



Install the speed sensors NT and SP2 with the 2 bolts. Torque: 5.4 N·m (55 kgf·cm, 48 in.·lbf) CONNECT SPEED SENSOR NT AND SP2 CONNECTOR



D02395



Speed Sensor NT



10.



Speed Sensor SP2



D14124



2005 SEQUOIA (RM1146U)



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2914



AT–7 AUTOMATIC TRANSMISSION (A750E, A750F)



–



ATF TEMPERATURE SENSOR



ATF TEMPERATURE SENSOR AT134–01



ON–VEHICLE REPAIR 1. (a) (b)



D13867



Bolt



Orange



Clamp



2. 3.



DRAIN AUTOMATIC TRANSMISSION FLUID Remove the drain plug and gasket, and drain the ATF. Install a new gasket and the drain plug. Torque: 20 N·m (204 kgf·cm, 15 ft·lbf) REMOVE OIL PAN (See page AT–10) REMOVE OIL STRAINER (See page AT–10)



4. (a) (b)



REMOVE ATF TEMPERATURE SENSOR Disconnect the 7 solenoid valve connectors. Remove the 2 bolts, clamps and ATF temperature sensors.



(c) (d) 5. (a) (b)



Disconnect the transmission wire connector. Remove the bolt and the transmission wire harness. INSTALL ATF TEMPERATURE SENSOR Install the transmission wire harness. Install the bolt. Torque: 5.4 N·m (55 kgf·cm, 48 in.·lbf) Connect the transmission wire connector.



Blue



Bolt



Clamp



D12704



(c) D12739



B



Orange



(d) (e)



Clamp



Blue



A



Clamp



D12704



Connect the 7 solenoid valve connectors. Install the 2 ATF temperature sensors and clamps to the valve body with the 2 bolts.



HINT: In order to install the ATF temperature sensors properly, check the wire harness color prior to installation. Torque: A: 11 N·m (112 kgf·cm, 8 ft·lbf) B: 10 N·m (100 kgf·cm, 7 ft·lbf) Bolt length: Bolt A: 36 mm (1.42 in.) Bolt B: 12 mm (0.47 in.) Sensor wire harness:



6.



Wire harness



Color



for linear control



Orange



for oil temp. warning lamp



Blue



INSTALL OIL STRAINER (See page AT–10)



2005 SEQUOIA (RM1146U)



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2915



AT–8 AUTOMATIC TRANSMISSION (A750E, A750F)



D13866



–



ATF TEMPERATURE SENSOR



7. INSTALL OIL PAN HINT: Remove any packing material, and be careful not to spill oil on the contacting surfaces of the transmission case and the oil pan. Using a new gasket, install the oil pan with the 20 bolts. Torque: 4.4 N·m (45 kgf·cm, 39 in·lbf) 8. FILL WITH ATF AND CHECK ATF LEVEL (a) Remove the refill plug (See page DI–524). (b) Fill with new fluid through the refill hole. Fluid type: Toyota genuine ATF WS



2005 SEQUOIA (RM1146U)



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2916



AT–9 AUTOMATIC TRANSMISSION (A750E, A750F)



–



PARK/NEUTRAL POSITION (PNP) SWITCH



PARK/NEUTRAL POSITION (PNP) SWITCH AT135–01



ON–VEHICLE REPAIR



Lock Washer



1.



DISCONNECT PARK/NEUTRAL POSITION SWITCH CONNECTOR



2. (a) (b) 3. (a)



REMOVE PARK/NEUTRAL POSITION SWITCH Pry off the lock washer and remove the nut. Remove the bolt and park/neutral position switch. INSTALL PARK/NEUTRAL POSITION SWITCH Install the park/neutral position switch with the bolt. Torque: 13 N·m (130 kgf·cm, 10 ft·lbf) Install a new lock washer and the nut. Torque: 6.9 N·m (70 kgf·cm, 61 in.·lbf) Bend the claws on the lock washer to stake the nut. Adjust the park/neutral position switch (See page DI–524). CONNECT PARK/NEUTRAL POSITION SWITCH CONNECTOR



(b) D12667



(c) (d) 4.



2005 SEQUOIA (RM1146U)



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2917



AT–10 AUTOMATIC TRANSMISSION (A750E, A750F)



–



VALVE BODY ASSEMBLY



VALVE BODY ASSEMBLY AT136–01



ON–VEHICLE REPAIR 1. (a) (b)



DRAIN AUTOMATIC TRANSMISSION FLUID Remove the drain plug and gasket, and drain the ATF. Install a new gasket and the drain plug. Torque: 20 N·m (204 kgf·cm, 15 ft·lbf)



D13867



2. REMOVE OIL PAN NOTICE: Some fluid will remain in the oil pan. (a) Remove the 20 bolts. (b) Remove the oil pan gasket.



D13866



3. EXAMINE PARTICLES IN PAN Remove the magnets and use them to collect any steel particles. Carefully look at the foreign matter and particles in the pan and on the magnets to anticipate the type of wear you will find in the transmission. Steel (magnetic) ... bearing, gear and clutch plate wear Brass (non–magnetic) ... bushing wear AT0103



4. REMOVE OIL STRAINER Remove the 4 bolts, the oil strainer and the O–ring. NOTICE: Be careful as some fluid will come out with the oil strainer.



D12703



Bolt



Orange



5. (a) (b)



Clamp



REMOVE ATF TEMPERATURE SENSOR Disconnect the 7 solenoid valve connectors. Remove the 2 bolts, clamps and ATF temperature sensors.



Blue



Bolt



Clamp



D12704



2005 SEQUOIA (RM1146U)



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2918



AT–11 AUTOMATIC TRANSMISSION (A750E, A750F)



–



VALVE BODY ASSEMBLY



6. (a) (b)



REMOVE VALVE BODY Remove the 19 bolts and the valve body. Remove the 3 drum seal gaskets.



7. (a) (b)



REMOVE SOLENOID VALVE Remove the 2 bolts and the shift solenoid valve SR. Remove the 3 bolts and the shift solenoid valves S1 and S2. Remove the 2 bolts, 2 solenoid lock plates and the 4 straight pins. Remove the shift solenoid valves SL2 and SLU. Remove the shift solenoid valves SL1 and SLT. Remove the O–ring from the solenoid valve S2. INSTALL SOLENOID VALVE Install a new O–ring to the shift solenoid valve S2. Install the shift solenoid valves SL1 and SLT. Install the shift solenoid valves SL2 and SLU. Install the 4 straight pins and the 2 solenoid lock plates with the 2 bolts. Torque: 6.4 N·m (65 kgf·cm, 57 in·lbf) Install the shift solenoid valve S1 with the bolt. Torque: 6.4 N·m (65 kgf·cm, 57 in·lbf) Install the shift solenoid valve S2 with the bolt. Torque: 10 N·m (102 kgf·cm, 7 ft·lbf) Install the shift solenoid valve SR with the 2 bolts. Torque: 6.4 N·m (65 kgf·cm, 57 in·lbf)



D12705



Shift Solenoid Valve SL2



Shift Solenoid Valve SLU



Shift Solenoid Valve SR



(c) (d) (e) (f) 8. (a) (b) (c) (d)



Shift Solenoid Valve SLT Shift Solenoid Valve SL1



Shift Solenoid Valve S1



Shift Solenoid Valve S2 D14229



(e) (f) (g)



9. INSTALL VALVE BODY HINT: Align the groove of the manual valve with the pin of the lever. (a) Install 3 new drum seal gaskets to the transmission case.



Pin



D12707



2005 SEQUOIA (RM1146U)



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2919



AT–12 AUTOMATIC TRANSMISSION (A750E, A750F)



–



VALVE BODY ASSEMBLY



(b)



Install the 19 bolts and the valve body. Torque: 11 N·m (112 kgf·cm, 8 ft·lbf) Bolt length: Bolt A: 25 mm (0.98 in.) Bolt B: 36 mm (1.42 in.)



10. (a) (b)



INSTALL TEMPERATURE SENSOR Connect the 7 solenoid valve connectors. Install the 2 temperature sensors and clamps to the valve body with the 2 bolts.



D12705



B



Orange



Clamp



Blue



A



Clamp



D12704



HINT: In order to install the ATF temperature sensors properly, check the wire harness color prior to installation. Torque: A: 11 N·m (112 kgf·cm, 8 ft·lbf) B: 10 N·m (100 kgf·cm, 7 ft·lbf) Bolt length: Bolt A: 36 mm (1.42 in.) Bolt B: 12 mm (0.47 in.) Sensor wire harness:



11. (a) (b)



Wire harness



Color



for linear control



Orange



for oil temp. warning lamp



Blue



INSTALL OIL STRAINER Install a new O–ring. Install the oil strainer with the 4 bolts. Torque: 10 N·m (100 kgf·cm, 7 ft·lbf)



D12703



12. INSTALL OIL PAN HINT: Remove any packing material, and be careful not to spill oil on the contacting surfaces of the transmission case and the oil pan. Using a new gasket, install the oil pan with the 20 bolts. Torque: 4.4 N·m (45 kgf·cm, 39 in·lbf) D13866



2005 SEQUOIA (RM1146U)



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2920



AT–13 AUTOMATIC TRANSMISSION (A750E, A750F)



13. (a) (b)



–



VALVE BODY ASSEMBLY



FILL WITH ATF AND CHECK ATF LEVEL Remove the refill plug (See page DI–524). Fill with new fluid through the refill hole. Fluid type: Toyota genuine ATF WS



2005 SEQUOIA (RM1146U)



Author:



Date:



2921



AT–14 AUTOMATIC TRANSMISSION (A750E, A750F)



–



PARKING LOCK PAWL



PARKING LOCK PAWL AT137–01



ON–VEHICLE REPAIR 1.



REMOVE VALVE BODY (See page AT–10)



2. REMOVE PARKING LOCK PAWL BRACKET Remove the 3 bolts and parking lock pawl bracket.



D12708



3.



REMOVE PARKING LOCK ROD



4.



REMOVE SPRING FROM PARKING LOCK PAWL SHAFT REMOVE PARKING LOCK PAWL AND SHAFT INSTALL PARKING LOCK PAWL AND SHAFT INSTALL SPRING TO PARKING LOCK PAWL SHAFT



D12709



5. 6. 7.



D12710



8. INSTALL PARKING LOCK PAWL BRACKET Install the parking lock pawl bracket with the 3 bolts. HINT:
Push the lock rod fully forward.
Check that the parking lock pawl operates smoothly. Torque: 7.4 N·m (75 kgf·cm, 65 in.·lbf) 9. INSTALL VALVE BODY (See page AT–10) D12708



2005 SEQUOIA (RM1146U)



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Date:



2922



AT–15 AUTOMATIC TRANSMISSION (A750E, A750F)



–



AIR COOLED OIL COOLER



AIR COOLED OIL COOLER AT138–01



COMPONENTS



11 (110, 8)



Oil Cooler Bracket



Condenser Mounting Insulator Clip



Grommet



Oil Cooler Grommet Condenser Mounting Insulator 5.0 (50, 48 in.·lbf) 11 (110, 8)



Oil Cooler Pipe Hose



Clip



Grommet Clip



N·m (kgf·cm, ft·lbf) : Specified torque D10672



2005 SEQUOIA (RM1146U)



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2923



AT–16 AUTOMATIC TRANSMISSION (A750E, A750F)



–



AIR COOLED OIL COOLER AT139–01



REMOVAL 1. REMOVE PIPE Loosen the 2 clips and disconnect the 2 hoses.



D10673



2. (a)



REMOVE OIL COOLER Remove the 3 bolts and oil cooler. Torque: 11 N·m (110 kgf·cm, 8 ft·lbf)



(b)



Remove the bolt, transmission oil cooler bracket and grommet. Torque: 4.9 N·m (50 kgf·cm, 43 in.·lbf) Remove the 2 grommets and condenser mounting insulators.



D10674



(c)



D10675



3. (a) (b) (c)



REMOVE OIL COOLER TUBE Loosen the 2 clips and disconnect the 2 hoses. Remove the bolt and oil cooler tube with the 2 hoses. Torque: 5.0 N·m (50 kgf·cm, 48 in.·lbf) Loosen the 2 clips and disconnect the 2 hoses.



D05209



2005 SEQUOIA (RM1146U)



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2924



AT–17 AUTOMATIC TRANSMISSION (A750E, A750F)



–



AIR COOLED OIL COOLER AT13A–01



INSTALLATION Installation is in the reverse order of removal (See page AT–16). HINT: After installation, check fluid level (See page DI–524).



2005 SEQUOIA (RM1146U)



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2925



AT–18 AUTOMATIC TRANSMISSION (A750E, A750F)



–



COLUMN SHIFT ASSEMBLY



COLUMN SHIFT ASSEMBLY AT13B–01



COMPONENTS 50 (510, 37)



Column Upper Cover



Steering Wheel Pad



Steering Wheel Lower No. 2 Cover



Steering Column Assembly



Steering Wheel



Torx® Screw



Steering Wheel Lower No. 3 Cover



8.8 (90, 78 in.·lbf)



Combination Switch



Torx® Screw 8.8 (90, 78 in.·lbf)



Transmission Control Cable Assembly



Column Lower Cover



26 (260, 19) 8.0 (82, 71 in.·lbf)



26 (260, 19)



Brake Pedal Return Spring



8.0 (82, 71 in.·lbf)



Column Hole Cover No. 2



35 (360, 26)



No. 2 Universal Joint Assembly Hood Lock Release Lever



Lower LH Finish Panel



Siding Yoke



35 (360, 26)



Side Panel



35 (360, 26)



No. 2 lntermediate Shaft Assembly



No. 2 Heater to Register Dust Cowl Side Trim



Front Door Scuff Plate



N·m (kgf·cm, ft·lbf) : Specified torque F17895



2005 SEQUOIA (RM1146U)



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2926



AT–19 AUTOMATIC TRANSMISSION (A750E, A750F)



–



COLUMN SHIFT ASSEMBLY



Shift Lever








18 (180, 13)








12 (120, 9)



Shift Lever Housing



Steering Column Assembly



Parking Lock Cable No. 2



Spring



2.9 (29, 25 in.·lbf)








Parking Lock Cable Housing



2.2 (23, 19 in.·lbf)



Parking Lock Cable No. 1




10.5 (110, 8)



N·m (kgf·cm, ft·lbf) : Specified torque
Non–reusable part MP grease D14235



2005 SEQUOIA (RM1146U)



Author:



Date:



2927



AT–20 AUTOMATIC TRANSMISSION (A750E, A750F)



–



COLUMN SHIFT ASSEMBLY AT13C–01



REMOVAL 1.



REMOVE STEERING COLUMN ASSEMBLY (See page SR–14)



2. (a) (b)



D05180



REMOVE PARKING LOCK CABLE ASSEMBLY Remove the screw and parking lock cable No. 2. Using a torx® socket wrench, remove the 2 screws and parking lock cable No. 1. (c) Remove the spring. (d) Remove the 2 bolts and parking lock cable housing. 3. REMOVE SHIFT LEVER (a) Disconnect the connector. (b) Using a torx® socket wrench, remove the torx® screw and shift lever. 4. REMOVE SHIFT LEVER HOUSING Using a torx® socket wrench, remove the 3 torx® screws and shift lever housing.



2005 SEQUOIA (RM1146U)



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Date:



2928



AT–21 AUTOMATIC TRANSMISSION (A750E, A750F)



–



COLUMN SHIFT ASSEMBLY AT13D–01



INSTALLATION 1. INSTALL SHIFT LEVER HOUSING Using a torx® socket wrench, install the shift lever housing with 3 new screws. Torque: 12 N·m (120 kgf·cm, 9 ft·lbf) 2. INSTALL SHIFT LEVER (a) Using a torx® socket wrench, install the shift lever with a new screw. Torque: 18 N·m (180 kgf·cm, 13 ft·lbf) (b) Connect the connector. 3. INSTALL PARKING LOCK CABLE NO. 1 AND NO. 2 (a) Apply MP grease on the lock pin and internal surface of shift lever housing. (b) Install the spring and parking lock cable No. 1 into the shift lever housing. NOTICE: Be careful not to bend or twist the cable abnormally. (c) Using a torx® socket wrench, install 2 new screws. Torque: 2.9 N·m (29 kgf·cm, 25 in.·lbf)



(d)



Wire the cable No. 1 and No. 2, as shown in the illustration. (e) Temporarily install the cable housing to steering column assembly with 2 new bolts. NOTICE: Be careful not to bend or twist the cable abnormally.



D10678



(f)



D10679



After installation, confirm the following items. (1) When the shift lever is in P position and the pedal button is pushed in by 7 mm (0.28 in.), shift lever should be locked by lock pin. (2) When the pedal button is released, the shift lever should be able to be shifted from P position to other positions. (3) When the shift lever is in the N or D position and the pedal button is pushed in by 7 mm (0.28 in.), the shift lever should be able to be shifted.



2005 SEQUOIA (RM1146U)



Author:



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2929



AT–22 AUTOMATIC TRANSMISSION (A750E, A750F)



(g) (h)



(i)



4. 5. (a) (b)



D02002



–



COLUMN SHIFT ASSEMBLY



Install the parking lock cable No. 2 to column upper bracket with the clip. Install the cable end to the sliding block of the column upper bracket with the screw. Torque: 2.2 N·m (23 kgf·cm, 19 in.·lbf) After installation, check the following items. (1) When the pedal button is pushed, shift lever should be locked. (2) When the pedal button is released, shift lever should be unlocked. INSTALL STEERING COLUMN ASSEMBLY (See page SR–23) ADJUST CABLE HOUSING Shift the shift lever to the P position. Turn the ignition key to the LOCK position.



(c) Loosen the 2 bolts and adjust the cable housing. HINT:
Pedal button should touch the pedal plate cushion.
Brake pedal should not be moved by the pedal button.
Cable housing should not be toughed the brake pedal and the brake pedal plate cushion. (d) Torque the 2 bolts. Torque: 10.5 N·m (110 kgf·cm, 8 ft·lbf) 6. CONFIRM SHIFT LOCK SYSTEM OPERATION (a) Only when the brake pedal is engaged and the ignition key is not in the LOCK position, the shift lever can be shifted from the P position to other positions. When the shift lever is in the P position and the brake pedal is released, the shift lever cannot be shifted from P position to other positions. (b) When the shift lever is not in the P position, the ignition key cannot be turned to the LOCK position. Only when the shift lever is in the P position, the ignition key can be removed. (c) Cable No. 1 and No. 2 should not be deformed by other parts located around the steering column.



2005 SEQUOIA (RM1146U)



Author:



Date:



2930



AT–23 AUTOMATIC TRANSMISSION (A750E, A750F)



–



AUTOMATIC TRANSMISSION UNIT



AUTOMATIC TRANSMISSION UNIT AT13E–01



COMPONENTS A750E 34 (346, 25) 12 (122, 9)



Clamp



Transmission



71 (724, 52)



Engine Rear Mounting Insulator



Oil Cooler Pipe Torque Converter Clutch



Shift Control Cable x6



Crossmember 48 (490, 35) 65 (660, 48)



19.5 (199, 14) 14.5 (148, 11)



37 (377, 27)



18 (185, 13)



Front Suspension Member Bracket



Rear End Plate 48 (490, 35)



Front Exhaust Pipe RH 18 (185, 13)




Gasket




Gasket



33 (336, 24)




Gasket



Front Suspension Member Bracket



48 (490, 35)













72 (734, 53)








Front Exhaust Pipe LH




Gasket



33 (336, 24)



62 (630, 46)









62 (630, 46)



Propeller Shaft



37 (377, 27)



88 (897, 65)



40 (410, 30)



Bushing Stabilizer Bar Bracket Stabilizer Bar N·m (kgf·cm, ft·lbf) : Specified torque
Non–reusable part



No. 1 Engine Under Cover D13873



2005 SEQUOIA (RM1146U)



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Date:



2931



AT–24 AUTOMATIC TRANSMISSION (A750E, A750F)



–



AUTOMATIC TRANSMISSION UNIT



A750F



88 (897, 65)



Rear Propeller Shaft 88 (897, 65)



Transmission and Transfer



34 (346, 25)



Clamp



71 (724, 52) 12 (122, 9)



Oil Cooler Pipe Torque Converter Clutch 14.5 (148, 11) 48 (490, 35)



x6 19.5 (199, 14)



Rear End Plate 18 (185, 13)



Heat Insulator



37 (377, 27) 88 (897, 65)



48 (490, 35)



Engine Rear Mounting Insulator



Front Exhaust Pipe RH 48 (490, 35)




Gasket



88 (897, 65) 16 (164, 12)




Gasket Front Propeller Shaft




Gasket



72 (734, 53) 65 (660, 48)


















Front Suspension Member Bracket




Gasket



62 (630, 46)



Crossmember








Front Exhaust Pipe LH




62 (630, 46)



33 (336, 24)



37 (377, 27)



33 (336, 24)



Bushing



Front Suspension Member Bracket Stabilizer Bar



Stabilizer Bar Bracket



N·m (kgf·cm, ft·lbf) : Specified torque
Non–reusable part



No. 1 Engine Under Cover D13874



2005 SEQUOIA (RM1146U)



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Date:



2932



AT–25 AUTOMATIC TRANSMISSION (A750E, A750F)



–



AUTOMATIC TRANSMISSION UNIT AT13F–01



REMOVAL 1. 2.



JACK UP VEHICLE REMOVE NO. 1 ENGINE UNDER COVER



3. REMOVE FRONT SUSPENSION MEMBER BRACKET Remove the 4 bolts and 2 front suspension member brackets. Torque: 33 N·m (336 kgf·cm, 24 ft·lbf)



D13882



4. (a) (b)



D13867



DRAIN AUTOMATIC TRANSMISSION FLUID Remove the drain plug and gasket, and drain the ATF. Install a new gasket and the drain plug. Torque: 20 N·m (204 kgf·cm, 15 ft·lbf) 5. REMOVE RH AND LH FRONT EXHAUST PIPE (See page EM–127) 6. A750E: REMOVE PROPELLER SHAFT (See page PR–3) 7. A750F: REMOVE HEAT INSULATOR Remove the 2 bolts and heat insulator. Torque: 16 N·m (164 kgf·cm, 12 ft·lbf) 8. A750F: REMOVE FRONT AND REAR PROPELLER SHAFT (See page PR–7)



2005 SEQUOIA (RM1146U)



Author:



Date:



2933



AT–26 AUTOMATIC TRANSMISSION (A750E, A750F)



Speed Sensor NT



–



AUTOMATIC TRANSMISSION UNIT



9.



DISCONNECT SPEED SENSOR NT AND SP2 CONNECTOR



10.



DISCONNECT TRANSMISSION WIRE CONNECTOR



11.



DISCONNECT PARK/NEUTRAL POSITION SWITCH CONNECTOR



12.



SEPARATE SHIFT CONTROL CABLE FROM TRANSMISSION Remove the nut and disconnect the shift control cable. Torque: 14.5 N·m (148 kgf·cm, 11 ft·lbf) Remove the 2 bolts and shift control cable bracket from the transmission. Torque: 19.5 N·m (199 kgf·cm, 14 ft·lbf)



Speed Sensor SP2



D14125



D13875



D13876



(a) (b)



D13881



2005 SEQUOIA (RM1146U)



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Date:



2934



AT–27 AUTOMATIC TRANSMISSION (A750E, A750F)



–



AUTOMATIC TRANSMISSION UNIT



13. (a)



DISCONNECT OIL COOLER PIPE Remove the 3 bolts and clamps. Torque: 12 N·m (122 kgf·cm, 9 ft·lbf)



(b)



Disconnect the 2 oil cooler pipes. SST 09023–12701 Torque: 34 N·m (346 kgf·cm, 25 ft·lbf)



14. (a)



DISCONNECT STABILIZER BAR Remove the 2 bolts, nuts and stabilizer bar with the bushings and brackets. Torque: 37 N·m (377 kgf·cm, 27 ft·lbf) Disconnect the stabilizer bar.



D05186



SST



D13880



(b)



F07266



15.



A750E:



(a) (b)



REMOVE REAR END PLATE AND TORQUE CONVERTER CLUTCH MOUNTING BOLT Remove the bolt and rear end plate. Torque: 18 N·m (185 kgf·cm, 13 ft·lbf) Turn the crankshaft to gain access and remove the 6 bolts while holding the crankshaft pulley set bolt with a wrench. Torque: 48 N·m (490 kgf·cm, 35 ft·lbf)



HINT: At the time of installation, refer to the following: First install the green colored bolt and then the remaining 5 bolts. 16. JACK UP TRANSMISSION SLIGHTLY Securely support the transmission on a transmission jack. Lift the transmission slightly from the crossmember.



A750F:



D14215



2005 SEQUOIA (RM1146U)



Author:



Date:



2935



AT–28 AUTOMATIC TRANSMISSION (A750E, A750F)



17. (a)



(b)



–



AUTOMATIC TRANSMISSION UNIT



REMOVE CROSSMEMBER Remove the 4 bolts of the engine rear mounting on the crossmember. Torque: 18 N·m (185 kgf·cm, 13 ft·lbf) Remove the 4 nuts, bolts, washers and crossmember. Torque: 72 N·m (734 kgf·cm, 53 ft·lbf)



D13883



18. REMOVE ENGINE REAR MOUNTING INSULATOR Remove the 4 bolts and engine rear mounting insulator. Torque: 65 N·m (660 kgf·cm, 48 ft·lbf)



A750E:



A750F:



D14131



17 mm Head



17 mm Head



19. (a) (b)



14 mm Head



(c) (d) D14132



REMOVE TRANSMISSION A750E: Separate the wire harness from the transmission. A750F: Separate the wire harness from the transmission and transfer. Lower the rear end of the transmission. Remove the 10 bolts and transmission. Torque: 17 mm head: 71 N·m (720 kgf·cm, 53 ft·lbf) 14 mm head: 37 N·m (380 kgf·cm, 27 ft·lbf)



2005 SEQUOIA (RM1146U)



Author:



Date:



2936



AT–29 AUTOMATIC TRANSMISSION (A750E, A750F)



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AUTOMATIC TRANSMISSION UNIT AT13G–01



INSTALLATION 1. (a)



CHECK TORQUE CONVERTER INSTALLATION Install the torque converter to the transmission housing.



(b)



Using vernier calipers and a straight edge, measure dimension A between the transmission fitting part and the converter fitting part of the drive plate.



A D14133



(c)



Dimension B



D14130



Using vernier calipers and a straight edge, measure the dimension B shown in the illustration and check that B is greater than A measured in step (b). Standard distance: A + 1 mm (0.04 in.) or more 2. MEASURE DRIVE PLATE RUNOUT AND INSPECT RING GEAR (See page AT–30) 3. TRANSMISSION INSTALLATION Installation is in the reverse order of removal (See page AT–25). HINT:
After installation, adjust the shift lever position (See page DI–524).
Fill with ATF and check the fluid level (See page DI–524). Fluid type: Toyota genuine ATF WS
Conduct the road test of the vehicle (See page DI–535).



2005 SEQUOIA (RM1146U)



Author:



Date:



2937



AT–30 AUTOMATIC TRANSMISSION (A750E, A750F)



–



TORQUE CONVERTER CLUTCH AND DRIVE PLATE



TORQUE CONVERTER CLUTCH AND DRIVE PLATE



SST



AT13H–01



INSPECTION 1. (a)



INSPECT ONE–WAY CLUTCH Install SST so that it fits in the notch of the converter hub and outer race of the one–way clutch. SST 09350–30020 (09351–32020)



AT5436



(b)



Press on the serrations of the stator with a finger and rotate it. (c) Check if it rotates smoothly when turned clockwise and locks when turned counterclockwise. If necessary, clean the converter clutch and retest the one–way clutch. Replace the converter clutch if the clutch still fails the test.



Free Lock



Turn



Hold AT5437



2.



Q04237



MEASURE DRIVE PLATE RUNOUT AND INSPECT RING GEAR (a) Set up a dial indicator and measure the drive plate runout. Maximum runout: 0.20 mm (0.0079 in.) (b) Check for damage to the ring gear. If runout is not within the specification or if the ring gear is damaged, replace the drive plate. If installing a new drive plate, note the orientation of the spacers and tighten the bolts (See page EM–83 or EM–95).



2005 SEQUOIA (RM1146U)



Author:



Date:



2938