Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Installation [11/2018 - 10/2019]: Procedure
- INSTALL TORQUE CONVERTER ASSEMBLY
- Set the key at the top of the front oil pump drive gear and put a matchmark on the transaxle housing.
*a Matchmark *b Key - Apply MP grease to place a matchmark on the torque converter assembly so that the position of its groove is clearly indicated.
*a Groove *b Matchmark MP Grease - Align the matchmark on the housing with the one on the torque converter assembly and engage the splines of the input shaft with the turbine runner splines.
*1 Front Oil Pump Oil Seal *a Matchmark NOTE:- Install the torque converter assembly to the input shaft while keeping it horizontal.
- Do not damage the front oil pump oil seal.
- Rotate the torque converter assembly approximately 180° and engage the splines of the stator shaft with the stator assembly.
*1 Front Oil Pump Oil Seal *a Matchmark NOTE:- Do not push the torque converter assembly excessively when rotating it.
- Install the torque converter assembly to the input shaft while keeping it horizontal.
- Do not damage the front oil pump oil seal.
- Rotate the torque converter assembly approximately 180° again, align the matchmark on the torque converter assembly with the one on the housing and insert the groove of the torque converter assembly into the key of the oil pump drive gear.
*1 Front Oil Pump Oil Seal *a Matchmark NOTE:- Do not push the torque converter assembly excessively when rotating it.
- Install the torque converter assembly to the input shaft while keeping it horizontal.
- Do not damage the front oil pump oil seal.
- Clean the drive plate and torque converter assembly setting bolt holes.
- Using a vernier caliper and straightedge, measure the dimension (A) shown in the illustration and check the dimension (A).
Standard
14 mm (0.5512 in.) or more
NOTE:- Make sure to deduct the thickness of the straightedge.
- If the automatic transaxle assembly is installed to the engine assembly with the torque converter assembly not sufficiently inserted, the torque converter assembly may be damaged.
- Do not include the thickness of the set block.
- Set the key at the top of the front oil pump drive gear and put a matchmark on the transaxle housing.
- INSTALL WIRE HARNESS CLAMP BRACKET
- Install the 4 wire harness clamp brackets to the automatic transaxle case sub-assembly and transmission case side cover with the 4 bolts.
Torque: 10 N.m (102 kgf/cm, 7 ft.lbf)
- Install the wire harness clamp bracket to the automatic transaxle case sub-assembly with the bolt.
Torque: 19 N.m (194 kgf/cm, 14 ft.lbf)
- Install the wire harness clamp bracket to the automatic transaxle case sub-assembly with the bolt.
Torque: 20 N.m (204 kgf/cm, 15 ft.lbf)
- Install the 4 wire harness clamp brackets to the automatic transaxle case sub-assembly and transmission case side cover with the 4 bolts.
- INSTALL TRANSMISSION CASE PLUG ASSEMBLY
- Coat a new O-ring with Toyota Genuine ATF WS and install it to the transmission case plug assembly.
- Install the transmission case plug assembly to the transaxle housing.
- INSTALL NO. 1 TRANSMISSION CONTROL CABLE BRACKET
- Install the No. 1 transmission control cable bracket to the automatic transaxle case sub-assembly with the 2 bolts.
Torque: 12 N.m (122 kgf/cm, 9 ft.lbf)
- Install the No. 1 transmission control cable bracket to the automatic transaxle case sub-assembly with the 2 bolts.
- INSTALL TRANSMISSION OIL COOLER
See step 1
- INSTALL NO. 1 OIL COOLER TUBE SUB-ASSEMBLY WITHOUT HOSE
See step 4
- CONNECT INLET NO. 1 OIL COOLER HOSE
See step 5
- CONNECT OUTLET NO. 1 OIL COOLER HOSE
See step 6
- INSTALL AUTOMATIC TRANSAXLE ASSEMBLY
- Apply clutch spline grease to the surface of the crankshaft that contacts the torque converter assembly centerpiece.
Clutch Spline Grease
Toyota Genuine Clutch Spline Grease or equivalent
Maximum Grease Amount
Approximately 1 g (0.0353 oz)
*1 Crankshaft *2 Torque Converter Assembly Centerpiece Clutch Spline Grease - Confirm that the 2 knock pins are installed on the engine assembly and are not damaged.
*1 Knock Pin - While keeping the engine assembly and automatic transaxle assembly horizontal, align the knock pins with the holes in the automatic transaxle assembly and install the automatic transaxle assembly with the 8 bolts shown in the illustration.
Bolt (A)
Torque: 64 N.m (653 kgf/cm, 47 ft.lbf)
Bolt (B)
Torque: 46 N.m (469 kgf/cm, 34 ft.lbf)
Bolt (C)
Torque: 25 N.m (255 kgf/cm, 18 ft.lbf)
Bolt (D)
Torque: 46 N.m (469 kgf/cm, 34 ft.lbf)
Bolt Length
Bolt Length (A) 50 mm (1.97 in.) (B) 45 mm (1.77 in.) (C) 35 mm (1.38 in.) (D) 45 mm (1.77 in.) NOTE:- Make sure that the wire harness or similar items are not pinched between the contact surfaces.
- Do not use excess force when installing the automatic transaxle assembly.
- When mounting the automatic transaxle assembly to the engine assembly, make sure to securely fit the knock pins into the knock holes.
- Check that the torque converter assembly rotates.
- When tightening the bolts, be sure that the mating surfaces of the engine assembly and the automatic transaxle assembly are in close contact with one another.
- Apply clutch spline grease to the surface of the crankshaft that contacts the torque converter assembly centerpiece.
- INSTALL REAR ENGINE MOUNTING BRACKET SUB-ASSEMBLY
- INSTALL REAR ENGINE MOUNTING INSULATOR
Refer to PROCEDURE - Step 1
- INSTALL ENGINE MOUNTING INSULATOR LH
- INSTALL TRANSVERSE ENGINE MOUNTING BRACKET
- INSTALL FRONT ENGINE MOUNTING INSULATOR
- INSTALL FUEL DELIVERY GUARD
Refer to PROCEDURE - Step 30
- REMOVE ENGINE HANGERS
Refer to PROCEDURE - Step 29
- INSTALL FRONT FRAME ASSEMBLY
Refer to PROCEDURE - Step 20
- INSTALL STARTER ASSEMBLY
Refer to PROCEDURE - Step 1
- INSTALL FLYWHEEL HOUSING SIDE COVER
Refer to PROCEDURE - Step 2
- CONNECT WIRE HARNESS
- Engage the wire harness clamp to connect the wire harness to the automatic transaxle assembly.
- Install the 2 bolts.
Torque: 10 N.m (102 kgf/cm, 7 ft.lbf)
- Engage the 9 wire harness clamps to connect the wire harness.
- Install the bolt.
Torque: 10 N.m (102 kgf/cm, 7 ft.lbf)
- Connect the wire harness to the rack and pinion power steering gear assembly with the 2 bolts.
Torque: 10 N.m (102 kgf/cm, 7 ft.lbf)
- Connect the rack and pinion power steering gear assembly connector.NOTE:
Make sure that the connector is fully inserted before rotating the lock lever to engage the lock.
- Engage the wire harness clamp and connect the vacuum switching valve (for active control engine mount system) connector.
- Connect the park/neutral position switch assembly connector.
- Connect the connector of the transmission wire connector and rotate the lever and engage the claw.
HINT:
Rotate the lever until the claw of the transmission wire connector makes a click sound.
- Engage the wire harness clamp to connect the wire harness to the automatic transaxle assembly.
- INSTALL STEERING GEAR HEAT INSULATOR
Refer to PROCEDURE - Step 7 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 7 [02/2019 - ]
- INSTALL BREATHER PLUG HOSE
- Install the breather plug sub-assembly and breather plug to the breather plug hose.
*1 Breather Plug Sub-assembly *2 Breather Plug Hose *3 Breather Plug *4 O-ring - Coat a new O-ring with ATF, and install it to the breather plug.
- Install the breather plug hose to the automatic transmission case sub-assembly.NOTE:
Be careful not to damage the O-rings.
- Engage the hose clamp to connect the breather plug hose.
- Install the breather plug sub-assembly and breather plug to the breather plug hose.
- CONNECT WATER BY-PASS HOSE ASSEMBLY
See step 2
- INSTALL FLOW SHUTTING VALVE (NO. 1 WATER BY-PASS HOSE)
Refer to PROCEDURE - Step 1
- CONNECT VACUUM HOSE
- INSTALL DRIVE PLATE AND TORQUE CONVERTER ASSEMBLY SETTING BOLT
- Remove any remaining adhesive from the 6 drive plate and torque converter assembly setting bolts.
- Apply a few drops of adhesive to 2 or 3 threads at the tip of each of the 6 drive plate and torque converter assembly setting bolts.
*a Adhesive Adhesive
Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent
NOTE:Make sure to install the 6 drive plate and torque converter assembly setting bolts immediately after applying adhesive to prevent foreign matter from attaching to them.
- Turn the crankshaft to gain access to the installation locations of the 6 drive plate and torque converter assembly setting bolts and install each drive plate and torque converter assembly setting bolt while holding the crankshaft pulley bolt with a wrench.
Torque: 41 N.m (418 kgf/cm, 30 ft.lbf)
NOTE:First install the black-colored drive plate and torque converter assembly setting bolt, and then the remaining 5 silver-colored drive plate and torque converter assembly setting bolts.
- INSTALL FLYWHEEL HOUSING UNDER COVER
Refer to PROCEDURE - Step 28
- INSTALL ENGINE ASSEMBLY WITH TRANSAXLE
Refer to INSTALLATION [11/2018 - 08/2020]
- CHECK AUTOMATIC TRANSAXLE SYSTEM NOTE:
If automatic transaxle parts have been replaced, refer to Parts Replacement Compensation Table to determine if any additional operations are necessary.
Refer to PRECAUTION [11/2018 - 08/2020]
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:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.