Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Reassembly

REASSEMBLY

CAUTION / NOTICE / HINT

CAUTION:

Wear protective gloves. Sharp areas on the seat frame may injure your hands.

PROCEDURE

1. INSTALL REAR SEATBACK FRAME SUB-ASSEMBLY RH

(a) Temporarily install the rear seatback frame sub-assembly RH to the No. 1 seat cushion frame sub-assembly RH as shown in the illustration.

	Bolt (A)		Bolt (B)
	Install in this Direction	-	-

(b) Using a T40 "TORX" socket wrench, temporarily install the 4 bolts (B).

(c) Using a T55 "TORX" socket wrench, temporarily install the 2 bolts (A).

(d) Using a T40 "TORX" socket wrench, tighten the 4 bolts (B) while pulling the rear seatback frame sub-assembly RH as shown in the illustration.

Bolt (A)

Bolt (B)

Torque:

29 N·m {296 kgf·cm, 21 ft·lbf}

(e) Using a T55 "TORX" socket wrench, tighten the 2 bolts (A) to install the rear seatback frame sub-assembly RH.

Torque:

64 N·m {653 kgf·cm, 47 ft·lbf}

2. INSTALL RECLINING CONTROL LINK SUB-ASSEMBLY RH

(a) Install the reclining control link sub-assembly RH with the 2 nuts. Torque: 21 N·m {214 kgf·cm, 15 ft·lbf}

3. INSTALL RECLINING CONTROL LINK SUB-ASSEMBLY RH

(a) Install the reclining control link sub-assembly RH with the 2 nuts. Torque: 21 N·m {214 kgf·cm, 15 ft·lbf}

4. INSTALL REAR SEAT RECLINING CONTROL CABLE

(a) Route the rear seat reclining control cable as shown in the illustration and engage the clip and clamp.

(b) Engage the 8 clamps to install the rear seat reclining control cable.

5. INSTALL REAR NO. 1 SEAT TRACK CONTROL CABLE ASSEMBLY RH

(a) Route the rear No. 1 seat track control cable assembly RH as shown in the illustration and engage the clamp.

(b) Engage the 6 clamps to install the rear No. 1 seat track control cable assembly RH.

6. INSTALL RECLINING ADJUSTING CABLE ASSEMBLY

(a) Route the reclining adjusting cable assembly as shown in the illustration and engage the 2 clamps.

(b) Engage the 6 clamps to install the reclining adjusting cable assembly.

7. INSTALL REAR SEAT WIRE RH

(a) Engage the 9 clamps and 2 claws to install the rear seat wire RH.

8. INSTALL RH SEAT REAR SEAT RECLINING COVER

(a) Engage the guide as shown in the illustration to install the RH seat rear seat reclining cover.

	Install in this Direction (1)
	Install in this Direction (2)

9. INSTALL RH SEAT REAR SEAT RECLINING COVER

(a) Engage the guide and 5 claws to install the RH seat rear seat reclining cover as shown in the illustration.

Install in this Direction

10. INSTALL REAR NO. 1 SEAT RECLINING ADJUSTER INSIDE COVER

(a) Engage the guide to install the rear No. 1 seat reclining adjuster inside cover as shown in the illustration.

Install in this Direction

11. INSTALL REAR NO. 1 SEAT RECLINING ADJUSTER INSIDE COVER

(a) Engage the 2 guides and 3 claws to install the rear No. 1 seat reclining adjuster inside cover as shown in the illustration.

Install in this Direction

12. INSTALL REAR SEAT INNER RECLINING COVER RH

(a) Engage the 9 guides and 9 claws as indicated by the arrows, in the order shown in the illustration to install the rear seat inner reclining cover RH.

	Install in this Direction (1)
	Install in this Direction (2)

13. INSTALL REAR NO. 1 SEAT RECLINING ADJUSTER INSIDE COVER

(a) Engage the guide, clip and 2 claws to install the rear No. 1 seat reclining adjuster inside cover as shown in the illustration.

Install in this Direction

14. INSTALL REAR NO. 1 SEAT RECLINING ADJUSTER INSIDE COVER

(a) Engage the 2 guides and 3 claws as indicated by the arrows, in the order shown in the illustration to install the rear No. 1 seat reclining adjuster inside cover.

	Install in this Direction (1)
	Install in this Direction (2)

15. INSTALL REAR NO. 1 SEAT RECLINING COVER RH

(a) Engage the 7 guides and 10 claws as indicated by the arrows, in the order shown in the illustration to install the rear No. 1 seat reclining cover RH.

	Install in this Direction (1)
	Install in this Direction (2)

16. INSTALL NO. 2 RECLINING LINK COVER RH

(a) Engage the guide to install the No. 2 reclining link cover RH as shown in the illustration.

Install in this Direction

17. INSTALL NO. 1 RECLINING LINK COVER RH

(a) Engage the guide and 5 claws to install the No. 1 reclining link cover RH as shown in the illustration.

Install in this Direction

18. INSTALL CENTER SEAT HINGE COVER RH

(a) Engage the 5 claws to install the center seat hinge cover RH as shown in the illustration.

Install in this Direction

19. INSTALL REAR SEAT CUSHION SPRING DAMPER RH

(a) Engage the guide.

(b) Install the rear seat cushion spring damper RH with the 2 nuts.

Torque:

21 N·m {214 kgf·cm, 15 ft·lbf}

20. INSTALL REAR CENTER SEAT OUTER BELT ASSEMBLY

Click here

21. INSTALL REAR SEATBACK EDGE PROTECTOR

(a) Install a new rear seatback edge protector.

22. INSTALL REAR SEAT AIRBAG ASSEMBLY RH

HINT:

Use the same procedure as for the LH side.

Click here

23. INSTALL SEAT HEATER ASSEMBLY (w/ Seat Heater System)

Click here

24. INSTALL SEAT COVER WIRE

(a) Install the 5 seat cover wires.

Length:

A	110 mm (4.33 in.)
B	330 mm (1.0824 ft.)
C	200 mm (7.87 in.)

HINT:

The dimension shown in the illustration is the length.

25. INSTALL RECLINING REMOTE CONTROL BEZEL RH

(a) Install the reclining remote control bezel RH.

26. INSTALL SEPARATE TYPE REAR SEATBACK COVER

HINT:

When installing a separate type rear seatback cover, refer to Precaution in order to prevent wrinkles from forming.

Click here

(a) Using hog ring pliers, install 11 new hog rings in the order shown in the illustration. NOTICE: Be careful not to damage the separate type rear seatback cover. Be sure to securely install the hog rings as shown in the illustration while preventing wrinkles from forming on the separate type rear seatback cover.

(b) Using hog ring pliers, install the separate type rear seatback cover to the separate type rear seatback pad with 2 new hog rings in the order shown in the illustration. NOTICE: Be careful not to damage the separate type rear seatback cover. Be sure to securely install the hog ring as shown in the illustration while preventing wrinkles from forming on the separate type rear seatback cover.

27. INSTALL SEPARATE TYPE REAR SEATBACK COVER WITH PAD

(a) Temporarily install the separate type rear seatback cover with pad to the rear seatback frame sub-assembly RH.

(b) Install the 2 rear seatback cover brackets with the nut. Torque: 5.5 N·m {56 kgf·cm, 49 in·lbf} NOTICE: For vehicles with a rear seat airbag assembly, the separate type rear seatback cover with pad must be securely installed. Otherwise, the rear seat airbag assembly may not deploy properly. Make sure that the strap is not twisted after installing the nut. Make sure that the brackets are installed securely.

(c) Engage the 4 claws to install the 2 rear No. 1 seat headrest support assemblies as shown in the illustration.

Install in this Direction

(d) Engage the hook and fastener.

Fastener

(e) Engage the 12 hooks to install the separate type rear seatback cover with pad.

28. INSTALL REAR SEAT SHOULDER BELT COVER

(a) Pass rear center seat outer belt assembly through the rear seat shoulder belt cover and engage the 2 guides and 2 claws to install it.

29. INSTALL SEAT BELT ANCHOR COVER CAP

(a) Engage the 2 guides to install the seat belt anchor cap as shown in the illustration.

Install in this Direction

30. INSTALL RECLINING REMOTE CONTROL LEVER SUB-ASSEMBLY RH

(a) Connect the reclining adjusting cable assembly.

(b) Engage the guide as shown in the illustration.

Install in this Direction

(c) Install the reclining remote control lever sub-assembly RH with the 2 screws.

31. INSTALL REAR SEAT UPPER RECLINING COVER RH

(a) Engage the 2 guides and claw to install the rear seat upper reclining cover RH as shown in the illustration.

Install in this Direction

32. INSTALL NO. 2 SEAT CUSHION COVER SUB-ASSEMBLY RH

(a) Engage the 2 guides to connect the rubber band and install the No. 2 seat cushion cover sub-assembly RH.

33. INSTALL REAR SEATBACK BOARD CARPET ASSEMBLY RH

(a) Engage the 3 guides as shown in the illustration.

(b) Engage the 4 guides and 6 clips to install the rear seatback board carpet assembly RH as shown in the illustration.

Install in this Direction

34. INSTALL REAR SEATBACK COVER RH

(a) Engage the 6 claws to install the rear seatback cover RH as shown in the illustration.

Install in this Direction

(b) Engage the 2 claws as shown in the illustration.

35. INSTALL REAR SEATBACK LOCK ASSEMBLY RH

(a) Install the rear seatback lock assembly RH with the 2 bolts. Torque: 13.5 N·m {138 kgf·cm, 10 ft·lbf}

36. INSTALL NO. 2 CENTER SEATBACK COVER

(a) Install the No. 2 center seatback cover with the 3 screws.

37. INSTALL REAR SEATBACK LOCK LEVER

(a) Engage the claw and guide to install the rear seatback lock lever as shown in the illustration.

Install in this Direction (1)

Install in this Direction (2)

(b) Connect the fold seatback wire as shown in the illustration.

Install in this Direction

(c) Engage the retainer as shown in the illustration to install the fold seatback wire.

38. INSTALL NO. 1 SEATBACK COVER

(a) Engage the 3 claws and 3 clips to install the No. 1 seatback cover.

(b) Engage the 4 claws to install the 2 rear seat headrest support assemblies as shown in the illustration.

Install in this Direction

39. INSTALL REAR SEAT HEATER SWITCH (w/ Seat Heater System)

(a) Install the rear seat heater switch with the 3 screws.

40. INSTALL REAR CONSOLE BOX WIRE

(a) w/ Seat Heater System:

(1) Engage each clamp.

*A w/ Seat Heater System

(b) Connect each connector to install the rear console box wire.

41. INSTALL NO. 2 REAR SEAT CENTER ARMREST BOX

(a) Engage the clamp.

(b) Install the No. 2 rear seat center armrest box with the 5 screws.

42. INSTALL CENTER ARMREST LOCK SUB-ASSEMBLY

(a) Install the center armrest lock sub-assembly to the No. 1 rear seat center armrest cover with the 4 screws.

(b) Engage the 2 claws.

(c) Install the rear seat center armrest plate with the 4 screws.

43. INSTALL REAR SEAT CENTER ARMREST DOOR SUB-ASSEMBLY

(a) Install the rear seat center armrest door sub-assembly with the 2 screws.

44. INSTALL CUP HOLDER ASSEMBLY

(a) Install the cup holder assembly with the 2 screws.

45. INSTALL REAR SEAT CENTER ARMREST COVER

(a) Install the 2 rear seat center armrest covers.

46. INSTALL REAR SEAT CENTER ARMREST ASSEMBLY

(a) Engage the guide as shown in the illustration.

Install in this Direction (1)

Install in this Direction (2)

(b) Using a T45 "TORX" socket wrench, install the rear seat center armrest assembly with the 2 No. 1 rear seat reclining spacers and 2 bolts. Torque: 21 N·m {214 kgf·cm, 15 ft·lbf}

(c) Engage the 3 clips.

(d) Fold the rear seat center armrest assembly as shown in the illustration.

(e) Engage the clamp and 2 hooks.

*a Hook *b Clamp

(f) Engage the 2 clips to install the rear seat center armrest cover sub-assembly.

(g) Install the rear No. 1 seat center armrest plate as shown in the illustration.

Install in this Direction

(h) Using a T30 "TORX" socket wrench, install the rear seatback hinge with the bolt. Torque: 13.5 N·m {138 kgf·cm, 10 ft·lbf}

47. INSTALL CENTER ARMREST HINGE COVER RH

(a) Engage the 6 guides and 7 claws to install the center armrest hinge cover RH as shown in the illustration.

Install in this Direction

48. INSTALL ARMREST ASSEMBLY

(a) Engage the rear seatback hinge to the pin of the center armrest hinge cover RH as shown in the illustration. NOTICE: If the rear seatback hinge is not engaged to the pin of the center armrest hinge cover RH, the armrest assembly cannot be installed as it will interfere with the rear seatback frame sub-assembly RH.

*a Pin

(b) Engage the pin and temporarily install the armrest assembly as shown in the illustration.

Install in this Direction (1)

Install in this Direction (2)

(c) Disengage the rear seatback hinge from the pin of the center armrest hinge cover RH as shown in the illustration.

*a Pin

(d) Using a T45 "TORX" socket wrench, install the armrest assembly with the 2 No. 2 rear seat reclining spacers, bolt (A) and bolt (B). Torque: Bolt (A) : 21 N·m {214 kgf·cm, 15 ft·lbf} Bolt (B) : 13.5 N·m {138 kgf·cm, 10 ft·lbf}

*a Bolt (A) *b Bolt (B)

(e) Install the 2 nuts. Torque: 21 N·m {214 kgf·cm, 15 ft·lbf}

(f) Using a T30 "TORX" socket wrench, install the rear seatback center hinge sub-assembly with the bolt.

Torque:

13.5 N·m {138 kgf·cm, 10 ft·lbf}

49. INSTALL NO. 1 SEAT ARMREST ASSEMBLY

(a) Engage the 2 clips.

(b) Install the No. 1 seat armrest assembly with the 2 bolts. Torque: 21 N·m {214 kgf·cm, 15 ft·lbf}

(c) Engage the clamp.

(d) Connect the connector.

50. INSTALL CENTER ARMREST HINGE COVER LH

(a) Engage the 6 guides and 7 claws to install the center armrest hinge cover LH as shown in the illustration.

Install in this Direction

51. INSTALL REAR CENTER SEAT CUSHION COVER SUB-ASSEMBLY

(a) Engage the 2 guides to connect the rubber band and install the rear center seat cushion cover sub-assembly.

52. INSTALL REAR SEATBACK BOARD SUB-ASSEMBLY

(a) Engage the 5 clips and 10 claws to install the rear seatback board sub-assembly as shown in the illustration.

Install in this Direction

53. INSTALL REAR SEATBACK COVER

(a) Engage the 6 claws to install the rear seatback cover as shown in the illustration.

Install in this Direction

(b) Engage the 2 claws as shown in the illustration.

54. CONNECT REAR CENTER SEAT OUTER BELT ASSEMBLY

Click here

55. INSTALL REAR SEAT 3 POINT TYPE BELT ASSEMBLY RH

Click here

56. INSTALL REAR NO. 1 SEAT RECLINING ADJUSTER INSIDE COVER

(a) Engage the clip and 3 claws to install the rear No. 1 seat reclining adjuster inside cover as shown in the illustration.

Install in this Direction

57. INSTALL REAR CENTER SEAT INNER BELT ASSEMBLY

Click here

58. INSTALL CENTER SEAT HINGE COVER LH

(a) Engage the guide, clip and 5 claws to install the center seat hinge cover LH as shown in the illustration.

Install in this Direction

59. INSTALL SEAT HEATER CONTROL SUB-ASSEMBLY RH (w/ Seat Heater System)

(a) Engage the 2 clamps to install the seat heater control sub-assembly RH.

(b) Connect the connector.

60. INSTALL REAR SEAT CUSHION EDGE PROTECTOR

(a) Install a new rear seat cushion edge protector.

61. INSTALL SEAT HEATER ASSEMBLY (w/ Seat Heater System)

Click here

62. INSTALL SEAT COVER WIRE

(a) Install the 6 seat cover wires.

Length:

A	420 mm (1.3776 ft.)
B	240 mm (9.45 in.)
C	90 mm (3.54 in.)

HINT:

The dimension shown in the illustration is the length.

63. INSTALL SEPARATE TYPE REAR SEAT CUSHION COVER

HINT:

When installing a separate type rear seat cushion cover, refer to Precaution in order to prevent wrinkles from forming.

Click here

(a) Using hog ring pliers, install 20 new hog rings in the order shown in the illustration. NOTICE: Be careful not to damage the separate type rear seat cushion cover. Be sure to securely install the hog rings as shown in the illustration while preventing wrinkles from forming on the separate type rear seat cushion cover.

(b) Using hog ring pliers, install the separate type rear seat cushion cover to the rear seat cushion pad RH with 10 new hog rings in the order shown in the illustration. NOTICE: Be careful not to damage the separate type rear seat cushion cover. Be sure to securely install the hog rings as shown in the illustration while preventing wrinkles from forming on the separate type rear seat cushion cover.

64. INSTALL SEPARATE TYPE REAR SEAT CUSHION COVER WITH PAD

(a) Temporarily install the separate type rear seat cushion cover with pad to the No. 1 seat cushion frame sub-assembly RH.

(b) Engage the 11 hooks.

(c) Engage the 6 hooks.

(d) Engage the hook.

(e) Engage the 2 clamps.

(f) w/ Seat Heater System: (1) Engage the 3 clamps. (2) Connect the 2 connectors.

(g) Engage the 8 hooks.

(h) Engage the 4 hooks to install the separate type rear seat cushion cover with pad.

(i) Pass the rear center seat inner belt assembly through the rubber band of the separate type rear seat cushion cover as shown in the illustration.

*a	Rubber Band
	Install in this Direction

65. INSTALL REAR SEAT LOCK CONTROL LEVER SUB-ASSEMBLY RH

(a) Connect the rear seat reclining control cable.

(b) Engage the guide as shown in the illustration.

Install in this Direction

(c) Install the rear seat lock control lever sub-assembly RH with the 2 screws.

(d) Engage the clamp to connect the rear seat reclining control cable.

(e) Engage the 3 hooks.

66. INSTALL NO. 1 RECLINING ADJUSTER RELEASE HANDLE RH

(a) Install the No. 1 reclining adjuster release handle RH with the 3 screws.

67. INSTALL REAR SEAT COVER CAP RH

(a) Engage the 2 guides and 2 claws to install the rear seat cover cap RH.

68. INSTALL SEAT ADJUSTER COVER CAP

(a) Install the 2 seat adjuster cover caps.