INSTALLATION
PROCEDURE
1. INSTALL OIL COOLER BRACKET
HINT:
Perform this procedure only when replacement of the oil cooler bracket is necessary.
(a) Install the oil cooler bracket to the vehicle body with the bolt and nut. Torque: 5.5 N·m {56 kgf·cm, 49 in·lbf} NOTICE: Tightening order: Temporarily tighten bolt → Fully tighten nut → Fully tighten bolt |
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2. INSTALL OIL COOLER ASSEMBLY
(a) Install the oil cooler assembly to the oil cooler bracket with the 2 nuts.
Torque:
7.5 N·m {76 kgf·cm, 66 in·lbf}
3. CONNECT OIL COOLER HOSE
(a) Connect the outlet No. 1 oil cooler hose to the oil cooler assembly and slide the clip to secure it.
*1 | Outlet No. 1 Oil Cooler Hose |
*2 | Transmission Oil Cooler Hose |
*a | Clip Position (2 to 7 mm (0.0787 to 0.276 in.)) |
*b | Hose Position (0 to 3 mm (0 to 0.118 in.)) |
*c | Paint Mark |
*d | 45° |
*e | Left Side of Vehicle |
![]() | Paint Mark Location |
NOTICE:
(b) Connect the transmission oil cooler hose to the oil cooler assembly and slide the clip to secure it.
NOTICE:
4. INSTALL TRANSMISSION OIL COOLER AIR DUCT
(a) Engage the 3 claws to install the transmission oil cooler air duct to the oil cooler assembly.
5. INSTALL FRONT BUMPER ASSEMBLY
Click here
6. ADJUST AUTOMATIC TRANSAXLE FLUID
Click here
7. INSPECT FOR FLUID LEAK
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Immobiliser System: Security Indicator Light Does not Blink
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The certification ECU (smart key ECU assembly) receives the security indicator light signal from the main body ECU (multiplex ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Immobiliser System: Short to GND in Immobiliser System Power Source Circuit (B278A)
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