Caution / Notice / Hint

WARNING: This page is about a different car, the 2025 Lexus RX 450h+, 2025 Lexus RX 350h, 2024 Lexus RX 450h+, 2024 Lexus RX 350h, and 2023 Lexus RX 350h. However, it is still accessible from the selected car via links, so may be relevant.

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during radiator assembly removal/installation are shown below.

NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED

Replaced Part or Performed Procedure	Necessary Procedures	Effect/Inoperative Function When Necessary Procedures are not Performed	Link
Front bumper assembly* Radiator grille*	Front television camera view adjustment	Panoramic View Monitor System	Refer to CALIBRATION [10/2022 - ]
Front bumper assembly* Radiator grille*	Front television camera view adjustment	Advanced Park	Refer to CALIBRATION [10/2022 - ]
Replacement or removal and installation of 2 or more parts: Front television camera assembly, Radiator grille or Front bumper assembly Rear television camera assembly Side television camera assembly LH, Parking assist light LH or Outer rear view mirror assembly LH Side television camera assembly RH, Parking assist light RH or Outer rear view mirror assembly RH	Television camera view adjustment	Panoramic View Monitor System	Refer to CALIBRATION [10/2022 - ]

*: Even when not replacing the part, it is necessary to perform the specified necessary procedures after installation.

COMPONENTS (REMOVAL)

Fig 1: Radiator (For PHEV Model) Removal Components (1 Of 4)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Procedure		Part Name Code
1	FRONT WHEEL OPENING EXTENSION PAD LH	53852B	-	-	-
2	FRONT WHEEL OPENING EXTENSION PAD RH	53851D	-	-	-
3	NO. 1 ENGINE UNDER COVER	51441	-	-	-
4	NO. 2 ENGINE UNDER COVER ASSEMBLY	51420	-	-	-
5	DRAIN ENGINE COOLANT (for Engine)	-	-	See step 5	-
6	DRAIN COOLANT (for Inverter)	-	-	See step 6	-
7	FRONT BUMPER ASSEMBLY	-	-	-	-
8	FRONT BUMPER ENERGY ABSORBER	52611	-	-	-
9	FRONT BUMPER LOWER ABSORBER	52618	-	-	-
10	FRONT BUMPER REINFORCEMENT SUB-ASSEMBLY	52021	-	-	-
11	NO. 2 FRONT BUMPER REINFORCEMENT	52132A	-	-	-
12	INLET AIR CLEANER ASSEMBLY	17750A	-	-	-

Fig 2: Radiator (For PHEV Model) Removal Components (2 Of 4)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Procedure		Part Name Code
13	NO. 2 RADIATOR TO SUPPORT SEAL	16562M	-	-	-
14	NO. 3 INVERTER COOLING HOSE	G9227A	-	-	-
15	THERMISTOR ASSEMBLY	88790B	-	-	-
16	NO. 1 RADIATOR AIR GUIDE LH	16595B	-	-	-
17	NO. 1 RADIATOR AIR GUIDE RH	16593B	-	-	-

Fig 3: Radiator (For PHEV Model) Removal Components (3 Of 4)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Procedure		Part Name Code
18	HOOD SUPPORT TENSION SPRING	53430A	See step 18	-	-
19	HOOD LOCK CONTROL COVER	53641A	-	-	-
20	HOOD LOCK CONTROL CABLE ASSEMBLY	53630	-	-	-
21	HOOD LOCK CONTROL JUNCTION ASSEMBLY	53640	-	-	-
22	HOOD LOCK ASSEMBLY LH	53520B	-	-	-
23	HOOD LOCK ASSEMBLY	53510	-	-	-
24	UPPER RADIATOR SUPPORT SUB-ASSEMBLY	53205	-	-	-

for LHD

for RHD

Fig 4: Radiator (For PHEV Model) Removal Components (4 Of 4)

Procedure		Part Name Code
25	NO. 5 WATER BY-PASS HOSE	16282F	-	-	-
26	NO. 6 WATER BY-PASS HOSE	16283D	-	-	-
27	FILLER NECK	16897A
28	NO. 1 RADIATOR HOSE	16571C	-	-	-
29	NO. 2 RADIATOR HOSE	16572D	-	-	-
30	NO. 4 INVERTER COOLING HOSE	G9228A	-	-	-
31	NO. 5 INVERTER COOLING HOSE	G9229A	-	-	-
32	RADIATOR ASSEMBLY	16400	See step 32	-	-
33	RADIATOR SUPPORT CUSHION	16523A	-	-	-
34	LOWER RADIATOR SUPPORT	16535	-	-	-

FAN WITH MOTOR ASSEMBLY

NO. 4 WATER BY-PASS HOSE