Caution / Notice / Hint

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.

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*1	Front television camera view adjustment	Panoramic View Monitor System	Refer to CALIBRATION [11/2021 - 03/2024] , or refer to CALIBRATION [03/2024 - ]
Replacement or removal and installation of 2 or more parts: Front television camera assembly, Radiator grille sub-assembly 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 [11/2021 - 03/2024] , or refer to CALIBRATION [03/2024 - ]
Front side radar sensor	Adjust front side radar sensor	Front Camera System Front Side Radar Sensor System	Refer to ADJUSTMENT [11/2021 - ]
Headlight ECU sub-assembly LH	Synchronize vehicle information Perform headlight ECU sub-assembly LH initialization	Lighting system (w/ Automatic Headlight Beam Level Control System)	Refer to INITIALIZATION [11/2021 - 03/2022] , or refer to INITIALIZATION [03/2022 - ]

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

COMPONENTS (REMOVAL)

Fig 1: Radiator Removal Components (1 Of 3)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Callout - Procedure		Part Name Code
1	FRONT FENDER FRONT SPLASH SHIELD LH	53896B	-	-	-
2	FRONT FENDER FRONT SPLASH SHIELD RH	53895B	-	-	-
3	NO. 1 ENGINE UNDER COVER	51441	-	-	-
4	NO. 2 ENGINE UNDER COVER ASSEMBLY	51420	-	-	-
5	DRAIN ENGINE COOLANT	-	-	See step 5	-
6	FRONT BUMPER ASSEMBLY	-	-	-	-
7	FRONT NO. 2 BUMPER ENERGY ABSORBER	52614	-	-	-
8	FRONT BUMPER REINFORCEMENT SUB-ASSEMBLY	52021	-	-	-
9	HEADLIGHT ASSEMBLY LH	-	-	-	-
10	HEADLIGHT ASSEMBLY RH	-	-	-	-
11	INLET AIR CLEANER ASSEMBLY	17750A	-	-	-

Fig 2: Radiator Removal Components (2 Of 3)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Callout - Procedure		Part Name Code
12	HOOD SUPPORT TENSION SPRING	53430A	See step 12	-	-
13	HOOD LOCK CONTROL COVER	53641A	-	-	-
14	HOOD LOCK CONTROL CABLE AND LEVER SET	53630D	-	-	-
15	HOOD LOCK CONTROL JUNCTION ASSEMBLY	53640	-	-	-
16	HOOD LOCK ASSEMBLY LH	53520B	-	-	-
17	HOOD LOCK ASSEMBLY WITH COURTESY LIGHT SWITCH	53510H	-	-	-
18	THERMISTOR ASSEMBLY	88790B	-	-	-
19	NO. 1 RADIATOR AIR GUIDE LH	16595B	-	-	-
20	NO. 1 RADIATOR AIR GUIDE RH	16593B	-	-	-
21	UPPER RADIATOR SUPPORT SUB-ASSEMBLY	53205	-	-	-

Fig 3: Radiator Removal Components (3 Of 3)

Callout - Procedure		Part Name Code
22	NO. 5 WATER BY-PASS HOSE	16282F	-	-	-
23	NO. 6 WATER BY-PASS HOSE	16283D	-	-	-
24	NO. 1 RADIATOR HOSE	16571C	-	-	-
25	NO. 2 RADIATOR HOSE	16572D	-	-	-
26	RADIATOR ASSEMBLY	16400	See step 26	-	-
27	RADIATOR SUPPORT CUSHION	16523A	-	-	-
28	LOWER RADIATOR SUPPORT	16535	-	-	-

FAN WITH MOTOR ASSEMBLY