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Home >> Lexus >> 2024 >> TX 350 Base, FWD >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Suspension System (Rear) - Service Information (2 Of 2) >> REAR SUSPENSION MEMBER (for 1Motor-HEV Model) >> Removal [09/2023 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

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

NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED

Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Auxiliary battery terminal is disconnected/reconnected Operate the multiplex network master switch assembly (retractable outer mirror switch) to extend and retract the outer rear view mirror assembly Parking Support Brake System*4 Refer to INITIALIZATION [09/2023 - ]
Rear wheel alignment adjustment Perform "Calibration"
  • DTCs are stored
  • ABS warning light illuminates
  • Brake system warning light (yellow indicator) illuminates
  • Slip indicator light illuminates
  • Electronically controlled brake system disabled or malfunctions
Refer to RESET MEMORY / CALIBRATION [09/2023 - ]
Rear Toe Adjustment
  • DTCs are stored
  • Steering neutral position deviate
Refer to Rear Toe Adjustment [09/2023 - ]
Tires
  • Initialization*1*2
  • Tire Position Identification*1*2
Tire Pressure Warning System Refer to Procedures Necessary When Replacing Parts (for Tire Pressure Warning System) table below
Refer to WORK PROCEDURE [09/2023 - 12/2023] , or refer to WORK PROCEDURE [12/2023 - ]
Rear television camera assembly optical axis (Back camera position setting) Parking Assist Monitor System Refer to CALIBRATION [09/2023 - ]
Parking assist ECU initialization Panoramic View Monitor System Refer to CALIBRATION [09/2023 - ]
Advanced Park Refer to CALIBRATION [09/2023 - ]
Suspension parts*3 Rear television camera assembly optical axis (Back camera position setting) Parking Assist Monitor System Refer to CALIBRATION [09/2023 - ]
Parking assist ECU initialization Panoramic View Monitor System Refer to CALIBRATION [09/2023 - ]
Advanced Park Refer to CALIBRATION [09/2023 - ]
w/ Automatic Headlight Beam Level Control System: 
  1. Perform headlight ECU (headlight assembly LH) initialization
Lighting System (EXT) Refer to INITIALIZATION [09/2023 - ]
w/ Automatic Headlight Beam Level Control System: 
  1. Rear height control sensor sub-assembly LH
Perform headlight ECU sub-assembly LH initialization Lighting system (w/ Automatic Headlight Beam Level Control System) Refer to INITIALIZATION [09/2023 - ]
Gas leaks from exhaust system is repaired Inspection after repair
  • Poor idle, etc.
  • Engine start function, etc.
Refer to INITIALIZATION [09/2023 - ]

*1: Also necessary after performing a tire rotation.

*2: It is not necessary to perform this procedure if the tire pressure warning valve and transmitters are installed to the same location.

*3: The vehicle height changes because of tire replacement.

*4: When "[Parking Support Brake System icon] System Stopped See Owner's Manual" is displayed on the multi-information display.



WARNING:
  • Orange wire harnesses and connectors indicate high-voltage circuits. To prevent electric shock, always follow the procedure described in the appropriate service information .
    GTY588409Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    Refer to PRECAUTION [09/2023 - ]

  • To prevent electric shock, wear insulated gloves when working on wire harnesses and components of the high voltage system.
    GTY588386Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  • To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.
    GTY563662Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002


NOTE:
  • To prevent the key from being locked in the vehicle, make sure to enter e-latch inspection mode and enable the manual release handle before disconnecting the cable from the negative (-) auxiliary battery terminal.

    Refer to INSPECTION MODE PROCEDURE [09/2023 - ]

  • After the ignition switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.

    Refer to BEFORE DISCONNECTING BATTERY [09/2023 - ]



HINT: 

When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.

LEARNING COMPLETES WHEN VEHICLE IS DRIVEN

Effect/Inoperative Function when Necessary Procedure not Performed Necessary Procedure Link
Front Camera System Drive the vehicle straight ahead at 15 km/h (10 mph) or more for 1 second or more. Refer to INITIALIZATION [09/2023 - ]
Adaptive High Beam System
Lighting System (w/ Automatic Headlight Beam Level Control System)
LEARNING COMPLETES WHEN VEHICLE IS OPERATED NORMALLY

Effect/Inoperative Function when Necessary Procedure not Performed Necessary Procedure Link
Power Back Door System Reset back door close position Refer to INITIALIZATION [09/2023 - ]
Air Conditioning System After the ignition switch is turned to ON, the servo motor standard position is recognized. -


COMPONENTS (REMOVAL) 

Fig 1: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (1 Of 16)
GTY1229327Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
1 SERVICE PLUG GRIP G3834 - - -
Fig 2: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (2 Of 16)
GTY1241276Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
2 FRONT WHEEL OPENING EXTENSION PAD LH 53852B - - -
3 FRONT WHEEL OPENING EXTENSION PAD RH 53851D - - -
4 NO. 1 ENGINE UNDER COVER 51441 - - -
5 NO. 2 ENGINE UNDER COVER ASSEMBLY 51420 - - -
6 DRAIN COOLANT (for Intercooler) - - See step  6 -
Fig 3: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (3 Of 16)
GTY1227845Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
7 REAR WHEEL - - - -
8 REAR BUMPER SIDE SEAL LH 52592 - - -
9 REAR BUMPER SIDE SEAL RH 52591 - - -
Fig 4: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (4 Of 16)
GTY1237372Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
10 TAIL EXHAUST PIPE ASSEMBLY 17430 - - -
11 FRONT EXHAUST PIPE ASSEMBLY 17410 - - -
12 NO. 2 EXHAUST PIPE SUPPORT BRACKET 17572B - - -
• Non-reusable part - -
Fig 5: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (5 Of 16)
GTY1230729Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
13 FRONT FLOOR COVER LH 58166A See step  13 - -
14 FRONT FLOOR COVER RH 58165C - - -
15 ENGINE SERVICE COVER ASSEMBLY 58720B See step  15 - -
16 REAR MAIN MUFFLER HEAT INSULATOR SUB-ASSEMBLY 58043 - - -
Fig 6: Rear Suspension Member (For 1Motor-HEV Model) Removal Components With Torque Specifications (6 Of 16)
GTY1234236Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
17 REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY 12601B See step  17 - -
18 REMOVE AIR CLEANER ASSEMBLY WITH NO. 1 AIR CLEANER HOSE - - - -
19 REMOVE AIR CLEANER HOSE ASSEMBLY 17880 - - -
20 REMOVE BATTERY COVER LOCK STRIKER G9295B See step  20 - -
21 REMOVE INVERTER TERMINAL COVER G9223 See step  21 - -
22 CHECK TERMINAL VOLTAGE - See step  22 - -
23 REMOVE INVERTER COVER GASKET G9231 See step  23 - -
24 INSTALL INVERTER COVER GASKET G9231 See step  24 - -
25 INSTALL INVERTER TERMINAL COVER G9223 See step  25 - -
26 INSTALL BATTERY COVER LOCK STRIKER G9295B See step  26 - -
27 INSTALL AIR CLEANER HOSE ASSEMBLY 17880 - - -
28 INSTALL AIR CLEANER ASSEMBLY WITH NO. 1 AIR CLEANER HOSE - See step  28 - -
29 INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY 12601B See step  29 - -
N.m (kgf/cm, ft.lbf): Specified torque - -
Fig 7: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (7 Of 16)
GTY1233921Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
30 REAR CONSOLE BOX ASSEMBLY 58910C - - -
31 REAR NO. 1 SEAT ASSEMBLY - - - -
32 REAR NO. 2 SEAT ASSEMBLY - - - -
33 REAR OUTER SEAT TRACK BRACKET COVER LH 72138M - - -
34 REAR DOOR SCUFF PLATE LH 67918A - - -
35 REAR OUTER SEAT TRACK BRACKET COVER RH 72137S - - -
36 REAR DOOR SCUFF PLATE RH 67917A - - -
*A for Captain Seat Type - -
Fig 8: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (8 Of 16)
GTY1236201Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
37 REAR DOOR OPENING TRIM WEATHERSTRIP LH 62332C - - -
38 REAR FLOOR FINISH PLATE 58387B - - -
39 CENTER PILLAR LOWER GARNISH BELT HOLE COVER LH 73296A - - -
40 REAR SEAT OUTER BELT ASSEMBLY LH 73370E - - -
41 DECK SIDE TRIM COVER LH 64715C - - -
42 REAR NO. 2 SEAT OUTER BELT ASSEMBLY LH 73570 - - -
43 DECK TRIM POCKET COVER 64974 See step  43 - -
44 NO. 1 LUGGAGE COMPARTMENT TRIM HOOK 64725F - - -
45 ROPE HOOK 66311 See step  45 - -
46 ROPE HOOK ASSEMBLY 66310H See step  46 - -
47 DECK TRIM SIDE PANEL ASSEMBLY LH 64740C - - -
*A for LH Side - -
Fig 9: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (9 Of 16)
GTY1239315Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
48 REAR DOOR OPENING TRIM WEATHERSTRIP RH 62331C - - -
49 CENTER PILLAR LOWER GARNISH BELT HOLE COVER RH 73295A - - -
50 REAR SEAT OUTER BELT ASSEMBLY RH 73360D - - -
51 DECK SIDE TRIM COVER RH 64714C - - -
52 REAR NO. 2 SEAT OUTER BELT ASSEMBLY RH 73560 - - -
53 DECK TRIM POCKET COVER 64974 See step  53 - -
54 NO. 1 LUGGAGE COMPARTMENT TRIM HOOK 64725F - - -
55 ROPE HOOK 66311 See step  55 - -
56 ROPE HOOK ASSEMBLY 66310H See step  56 - -
57 DECK TRIM SIDE PANEL ASSEMBLY RH 64730B - - -
*A for RH Side - -
Fig 10: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (10 Of 16)
GTY1200653Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
58 FRONT FLOOR CARPET ASSEMBLY 58510D - - -
59 NO. 1 REAR FLOOR SILENCER 58556G - - -
Fig 11: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (11 Of 16)
GTY1196023Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
60 NO. 3 CONSOLE BOX MOUNTING BRACKET 58997 See step  60 - -
61 NO. 4 CONSOLE BOX MOUNTING BRACKET 58994A See step  61 - -
*A for Captain Seat Type - -
Fig 12: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (12 Of 16)
GTY1240488Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
62 NO. 6 HV BATTERY SHIELD SUB-ASSEMBLY G920V See step  62 - -
63 NO. 2 HV FLOOR UNDER WIRE 821H6 See step  63 - -
64 HV BATTERY CHARGER WIRE 821H5A See step  64 - -
*A for 60/40 Split Seat Type - -
*1 HV Battery Wire *2 NO. 2 BATTERY COVER LOCK STRIKER
Fig 13: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (13 Of 16)
GTY1240409Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
65 REAR DRIVE SHAFT ASSEMBLY LH 42340B - - -
66 REAR DRIVE SHAFT ASSEMBLY RH 42330 - - -
67 REAR STABILIZER BAR 48812 - - -
68 REAR NO. 2 SUSPENSION ARM ASSEMBLY LH 48740F See step  68 - -
69 REAR NO. 2 SUSPENSION ARM ASSEMBLY RH 48730F - - -
Fig 14: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (14 Of 16)
GTY1240781Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
70 FRAME WIRE 82164 - - -
71 NO. 1 INVERTER COOLING HOSE ASSEMBLY G90A0A - - -
72 REAR STEERING LINK ASSEMBLY 45900 See step  72 - -
73 REAR SUSPENSION MEMBER SUB-ASSEMBLY 51206A See step  73 - -
*1 REAR SUSPENSION MEMBER REAR LOWER BRACE LH *2 REAR SUSPENSION MEMBER REAR LOWER BRACE RH
Fig 15: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (15 Of 16)
GTY1235102Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
74 FRAME WIRE 82164 - - -
75 REAR TRANSAXLE WITH MOTOR AND INVERTER ASSEMBLY 30610A See step  75 - -
76 REAR UPPER CONTROL ARM ASSEMBLY LH 48790 See step  76 - -
77 REAR UPPER CONTROL ARM ASSEMBLY RH 48770A - - -
78 REAR UPPER NO. 2 CONTROL ARM ASSEMBLY LH 48790F See step  78 - -
79 REAR UPPER NO. 2 CONTROL ARM ASSEMBLY RH 48790E - - -
*1 UPPER DIFFERENTIAL MOUNT STOPPER *2 LOWER DIFFERENTIAL MOUNT STOPPER
• Non-reusable part - -
Fig 16: Rear Suspension Member (For 1Motor-HEV Model) Removal Components (16 Of 16)
GTY1230597Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Procedure Part Name Code
80 REAR SUSPENSION MEMBER LOWER STOPPER RETAINER LH 52278A - - -
81 REAR SUSPENSION MEMBER LOWER STOPPER RETAINER RH 52277A - - -
82 REAR LOWER REAR SUSPENSION MEMBER STOPPER 52278C - - -
83 REAR SUSPENSION MEMBER FRONT BODY MOUNTING CUSHION LH 52272A See step  83 - -
84 REAR SUSPENSION MEMBER FRONT BODY MOUNTING CUSHION RH 52271E - - -
85 REAR SUSPENSION MEMBER REAR BODY MOUNT CUSHION LH 52276A See step  85 - -
86 REAR SUSPENSION MEMBER REAR BODY MOUNT CUSHION RH 52275B - - -
87 REAR MOTOR MOUNTING INSULATOR G2371A See step  87 - -
88 WIRE HARNESS CLAMP BRACKET - - - -
89 HOLE PLUG - - - -
• Non-reusable part - -