Transmission Installation

2007 Toyota Highlander 2WD V6-3.3L (3MZ-FE)SECTION Transmission Installation
INSTALLATION
1. INSTALL TORQUE CONVERTER CLUTCH ASSEMBLY
(a) Install the torque converter clutch to the automatic transaxle.





(b) Using vernier calipers and a straight edge, measure the dimension "A" between the transaxle fitting part of the engine and the converter fitting part of the drive plate (*1).





(c) 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 (*1)).
Standard: A + 1 mm (0.03937 in.) or more

NOTICE: Remember to subtract the thickness of the straight edge.





2. INSTALL AUTOMATIC TRANSAXLE ASSEMBLY
(a) Install the automatic transaxle to the engine with the 8 bolts.
Torque:
Bolt A 64 N*m (650 kgf*cm, 47 ft.*lbf)
Bolt B 46 N*m (470 kgf*cm, 34 ft.*lbf)
Bolt C 37 N*m (377 kgf*cm, 27 ft.*lbf)
(b) Apply a few drops of adhesive to each of 2 threads on the tip of the 6 torque converter clutch mounting bolts.
Adhesive: Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent





(c) Install the 6 torque converter clutch mounting bolts.
Torque: 41 N*m (418 kgf*cm, 30 ft.*lbf)

NOTICE: First install the green colored bolt, and then the remaining 5 bolts.





(d) Install the flywheel housing under cover to the automatic transaxle with the 2 bolt.
Torque: 7.8 N*m (80 kgf*cm, 69 in.*lbf)





3. INSTALL ENGINE MOUNTING BRACKET FRONT
(a) Install the engine mounting bracket front to the automatic transaxle with the 3 bolts.
Torque: 64 N*m (653 kgf*cm, 47 ft.*lbf)





4. INSTALL TRANSMISSION OIL FILLER TUBE SUB-ASSEMBLY
(a) Coat a new O-ring with ATF, and install it to the transmission oil filler tube sub-assembly.
(b) Install the transmission oil filler tube sub-assembly and bolt to the automatic transaxle.
Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf)





(c) Install the transmission oil level gauge sub-assembly.

NOTICE: The breather hose should be on the left side of the vehicle.

(d) Connect the breather hose to the wire harness bracket.





5. INSTALL TRANSMISSION CONTROL CABLE BRACKET NO. 1
(a) Install the control cable bracket No. 1 with the 2 bolts.
Torque: 12 N*m (122 kgf*cm, 9 ft.*lbf)
6. INSTALL OIL COOLER INLET TUBE NO. 1
(a) Temporarily install the oil cooler outlet tube No. 1.
(b) Temporarily install the oil cooler inlet tube No. 1.





(c) Install the oil cooler tube clamp and bolt.
Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf)

HINT: Install the automatic transmission oil cooler tube clamp and bolt so that the oil cooler tube cushion is positioned as illustrated.





(d) Using SST and a wrench, tighten the oil cooler inlet tube No. 1.
SST 09023-12701
Torque: 34 N*m (347 kgf*cm, 25 ft.*lbf)
7. INSTALL OIL COOLER OUTLET TUBE NO. 1
(a) Using SST and a wrench, tighten the oil cooler outlet tube No. 1.
SST 09023-12701
Torque: 34 N*m (347 kgf*cm, 25 ft.*lbf)





8. CONNECT CONNECTORS
(a) Connect the transmission wire connector.
(b) Connect the park/neutral position switch connector.
(c) Connect the 2 speed sensor connectors.





9. INSTALL STARTER ASSEMBLY
(a) Install the starter assembly with the 2 bolts (1).
Torque: 37 N*m (377 kgf*cm, 27 ft.*lbf)
(b) Connect the connector (2).
(c) Connect the starter wire with the nut (3).
Torque: 9.8 N*m (100 kgf*cm, 87 in.*lbf)





10. CONNECT WIRE HARNESS
(a) Connect the wire harness with the bolt.
Torque: 13 N*m (133 kgf*cm, 10 ft.*lbf)





11. INSTALL WIRE HARNESS CLAMP
(a) Install the 2 clamps and 3 bolts.
Torque: 8.4 N*m (86 kgf*cm, 74 in.*lbf)
(b) Connect the wire harnesses to the clamps.





12. INSTALL TRANSMISSION CONTROL CABLE CLAMP
(a) Install the transmission control cable clamp with the bolt.
Torque: 12 N*m (122 kgf*cm, 9 ft.*lbf)
13. INSTALL FRONT DRIVE SHAFT ASSEMBLY LH
14. INSTALL FRONT DRIVE SHAFT ASSEMBLY RH
15. INSTALL ENGINE ASSEMBLY WITH TRANSAXLE
16. RESET MEMORY



RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.