Installation [11/2021 - ]: Procedure
WARNING: This page is about a different car, the 2025 Lexus NX 250, 2024 Lexus NX 250, 2023 Lexus NX 250, and 2022 Lexus NX 250. However, it is still accessible from the selected car via links, so may be relevant.
- INSTALL TRANSMISSION WIRE
- Coat the O-ring of the transmission wire with Toyota Genuine ATF WS.
- Install the transmission wire to the automatic transaxle case sub-assembly with the bolt.
Torque: 5.4 N.m (55 kgf/cm, 48 in.lbf)
- Connect the transmission revolution sensor (NT) connector and transmission revolution sensor (NC) connector.
- Install the temperature sensor to the transmission valve body assembly with the bolt and temperature sensor clamp.
Torque: 10.8 N.m (110 kgf/cm, 8 ft.lbf)
- Engage the clamp to connect the transmission wire (oil pump with solenoid assembly) to the solenoid lock plate.
- Connect the transmission wire connector.
- Engage the wire harness clamp to connect the transmission wire (oil pump with solenoid assembly).
- Connect the 9 solenoid valve connectors.NOTE:
- To prevent it from being pinched between the transmission valve body assembly and the transmission case side cover, do not let the transmission wire ride up over the area shown in the illustration.
- To prevent it from being pinched between the transmission case side cover and the automatic transaxle case sub-assembly, do not let the transmission wire protrude toward the transmission case side cover installation surface.
Do not let transmission wire protrude into this area. - Engage the clamp to connect the transmission wire to the solenoid lock plate.
- Connect the transmission wire connector, rotate the lever and engage the claw.
HINT:
Rotate the lever until the claw of the transmission wire connector makes a click sound.
- Connect the 9 solenoid valve connectors.
- INSTALL TRANSMISSION CASE SIDE COVER
Area to be cleaned - - - Clean the transmission case side cover installation surface of the automatic transaxle case sub-assembly.NOTE:
Completely remove any oil or grease from the contact surfaces of the automatic transaxle case sub-assembly.
- Clean the transmission case side cover installation surface of the automatic transaxle case sub-assembly.
- Temporarily install a new transmission case side cover to the automatic transaxle case sub-assembly with the 2 bolts ((A) and (B)).NOTE:
To avoid damaging the gasket, prevent it from contacting the surrounding area during installation procedures.
- Temporarily install the 8 bolts (C).
- Temporarily install a new transmission case side cover to the automatic transaxle case sub-assembly with the 2 bolts ((A) and (B)).
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Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Tighten the 10 bolts in the order shown in the illustration.
Torque: 7.0 N.m (71 kgf/cm, 62 in.lbf)
- Tighten the 10 bolts in the order shown in the illustration.
- INSTALL OIL COOLER UNION SUB-ASSEMBLY
*1 Oil Cooler Union Bolt *2 Gasket - Pass the oil cooler union sub-assembly through 2 new gaskets and temporarily install it to the automatic transaxle case sub-assembly with the oil cooler union bolt.
- Temporarily install the oil cooler union sub-assembly bracket portion to the automatic transaxle case sub-assembly with the bolt.
- Tighten the oil cooler union bolt.
Torque: 22.6 N.m (230 kgf/cm, 17 ft.lbf)
- Tighten the bolt.
Torque: 12 N.m (122 kgf/cm, 9 ft.lbf)
- INSTALL FRONT ENGINE MOUNTING INSULATOR
Refer to PROCEDURE - Step 2
- INSTALL FRONT ENGINE MOUNTING BRACKET
Refer to PROCEDURE - Step 3 - CONNECT VACUUM HOSE
- INSTALL NO. 1 RADIATOR BRACKET
Refer to PROCEDURE - Step 5
- INSTALL VACUUM SWITCHING VALVE (for Active Control Engine Mount System)
Refer to INSTALLATION [11/2021 - ]
- ADJUST AUTOMATIC TRANSAXLE FLUID
Refer to ADJUSTMENT [11/2021 - ]
- INSTALL FRONT FENDER APRON SEAL LH
Refer to PROCEDURE - Step 70
- INSTALL NO. 2 ENGINE UNDER COVER ASSEMBLY
Refer to PROCEDURE - Step 72
- INSTALL NO. 1 ENGINE UNDER COVER
Refer to PROCEDURE - Step 73
- INSTALL FRONT FENDER FRONT SPLASH SHIELD RH
- INSTALL FRONT FENDER FRONT SPLASH SHIELD LH