Last Modified: 11-29-2007 1.6 A
Service Category: Vehicle Interior Section: Heating/Air Conditioning
Model Year: 2008 Model: Sequoia Doc ID: RM000002VHU00AX
Title: HEATING / AIR CONDITIONING: FRONT AIR CONDITIONING UNIT: REMOVAL (2008 Sequoia)

REMOVAL

CAUTION:

Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM: PRECAUTION (2008 Sequoia) .

1. TABLE OF BOLT, SCREW AND NUT INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

CAUTION:

Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

NOTICE:

When disconnecting the cable some systems need to be initialized after the cable is reconnected INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION (2008 Sequoia) .

3. REMOVE NO. 1 ENGINE UNDER COVER 2UZ-FE LUBRICATION: OIL AND OIL FILTER: REPLACEMENT (2008 Sequoia)+

4. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM HEATING / AIR CONDITIONING: REFRIGERANT: REPLACEMENT (2008 Sequoia)+

5. DRAIN ENGINE COOLANT (for 3UR-FE) 3UR-FE COOLING: COOLANT: REPLACEMENT (2008 Sequoia)+

6. DRAIN ENGINE COOLANT (for 2UZ-FE) 2UZ-FE COOLING: COOLANT: REPLACEMENT (2008 Sequoia)+

7. REMOVE COOLER REFRIGERANT LIQUID PIPE B



(a) Remove the bolt, and slide the hook connector.


(b) Disconnect the suction pipe and liquid pipe.

NOTICE:

  • Do not use a screwdriver or similar tool to disconnect the pipe.
  • Seal the openings of the disconnected parts using vinyl tape to prevent moisture and foreign matter from entering them.

(c) Remove the 2 O-rings from the suction pipe and liquid pipe.

8. REMOVE HEATER WATER INLET HOSE A



(a) Using pliers, grip the claws of the clip and slide the clip to disconnect the water hose.

NOTICE:

  • Do not apply excessive force to the rear heater outlet water hose.
  • Prepare a drain pan or cloth in case the coolant leaks.

9. REMOVE HEATER WATER OUTLET HOSE A



(a) Using pliers, grip the claws of the clip and slide the clip to disconnect the water hose.

NOTICE:

  • Do not apply excessive force to the rear heater inlet water hose.
  • Prepare a drain pan or cloth in case the coolant leaks.

10. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY RH WIPER / WASHER: FRONT WIPER MOTOR: REMOVAL (2008 Sequoia)+

11. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY LH WIPER / WASHER: FRONT WIPER MOTOR: REMOVAL (2008 Sequoia)+

12. REMOVE FRONT FENDER TO COWL SIDE SEAL RH WIPER / WASHER: FRONT WIPER MOTOR: REMOVAL (2008 Sequoia)+

13. REMOVE FRONT FENDER TO COWL SIDE SEAL LH WIPER / WASHER: FRONT WIPER MOTOR: REMOVAL (2008 Sequoia)+

14. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY WIPER / WASHER: FRONT WIPER MOTOR: REMOVAL (2008 Sequoia)+

15. REMOVE FRONT WIPER MOTOR AND LINK ASSEMBLY WIPER / WASHER: FRONT WIPER MOTOR: REMOVAL (2008 Sequoia)+

16. REMOVE LOWER NO. 2 STEERING WHEEL COVER SUPPLEMENTAL RESTRAINT SYSTEMS: STEERING PAD: REMOVAL (2008 Sequoia)+

17. REMOVE LOWER NO. 3 STEERING WHEEL COVER SUPPLEMENTAL RESTRAINT SYSTEMS: STEERING PAD: REMOVAL (2008 Sequoia)+

18. REMOVE STEERING PAD SUPPLEMENTAL RESTRAINT SYSTEMS: STEERING PAD: REMOVAL (2008 Sequoia)+

19. REMOVE STEERING WHEEL ASSEMBLY STEERING COLUMN: STEERING WHEEL: REMOVAL (2008 Sequoia)+

20. REMOVE LOWER STEERING COLUMN COVER STEERING COLUMN: STEERING COLUMN ASSEMBLY (for Manual Tilt and Manual Telescopic Steering Column): REMOVAL (2008 Sequoia)+

21. REMOVE UPPER STEERING COLUMN COVER STEERING COLUMN: STEERING COLUMN ASSEMBLY (for Manual Tilt and Manual Telescopic Steering Column): REMOVAL (2008 Sequoia)+

22. REMOVE TURN SIGNAL SWITCH ASSEMBLY WITH SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN: STEERING COLUMN ASSEMBLY (for Manual Tilt and Manual Telescopic Steering Column): REMOVAL (2008 Sequoia)+

23. REMOVE FRONT DOOR SCUFF PLATE LH INTERIOR PANELS / TRIM: ROOF HEADLINING: REMOVAL (2008 Sequoia)+

24. REMOVE COWL SIDE TRIM BOARD LH INTERIOR PANELS / TRIM: ROOF HEADLINING: REMOVAL (2008 Sequoia)+

25. SEPARATE FRONT DOOR OPENING TRIM WEATHERSTRIP LH INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

26. REMOVE FRONT PILLAR GARNISH LH INTERIOR PANELS / TRIM: ROOF HEADLINING: REMOVAL (2008 Sequoia)+

27. REMOVE INSTRUMENT SIDE PANEL LH INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

28. REMOVE HOOD LOCK CONTROL LEVER SUB-ASSEMBLY DOOR / HATCH: HOOD LOCK CONTROL CABLE ASSEMBLY: REMOVAL (2008 Sequoia)+

29. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL SUB-ASSEMBLY LH INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

30. REMOVE SHIFT LEVER KNOB SUB-ASSEMBLY INTERIOR PANELS / TRIM: FRONT CONSOLE BOX: REMOVAL (2008 Sequoia)+

31. REMOVE UPPER CONSOLE PANEL SUB-ASSEMBLY INTERIOR PANELS / TRIM: FRONT CONSOLE BOX: REMOVAL (2008 Sequoia)+

32. REMOVE REAR CONSOLE BOX POCKET INTERIOR PANELS / TRIM: FRONT CONSOLE BOX: REMOVAL (2008 Sequoia)+

33. REMOVE REAR UPPER CONSOLE PANEL SUB-ASSEMBLY INTERIOR PANELS / TRIM: FRONT CONSOLE BOX: REMOVAL (2008 Sequoia)+

34. REMOVE CONSOLE BOX CARPET INTERIOR PANELS / TRIM: FRONT CONSOLE BOX: REMOVAL (2008 Sequoia)+

35. REMOVE REAR CONSOLE BOX ASSEMBLY INTERIOR PANELS / TRIM: FRONT CONSOLE BOX: REMOVAL (2008 Sequoia)+

36. REMOVE FRONT CONSOLE BOX INTERIOR PANELS / TRIM: FRONT CONSOLE BOX: REMOVAL (2008 Sequoia)+

37. REMOVE INSTRUMENT CLUSTER FINISH PANEL ASSEMBLY INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

38. REMOVE COMBINATION METER ASSEMBLY METER / GAUGE / DISPLAY: COMBINATION METER: REMOVAL (2008 Sequoia)+

39. REMOVE CENTER LOWER INSTRUMENT PANEL FINISH PANEL INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

40. REMOVE INTEGRATION CONTROL AND PANEL ASSEMBLY HEATING / AIR CONDITIONING: AIR CONDITIONING PANEL: REMOVAL (2008 Sequoia)+

41. REMOVE RADIO RECEIVER ASSEMBLY WITH BRACKET (w/ Radio Receiver) AUDIO / VIDEO: RADIO RECEIVER: REMOVAL (2008 Sequoia)+

42. REMOVE NAVIGATION RECEIVER ASSEMBLY WITH BRACKET (w/ Navigation System) NAVIGATION / MULTI INFO DISPLAY: NAVIGATION RECEIVER: REMOVAL (2008 Sequoia)+

43. REMOVE INSTRUMENT SIDE PANEL RH INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

44. REMOVE FRONT DOOR SCUFF PLATE RH INTERIOR PANELS / TRIM: ROOF HEADLINING: REMOVAL (2008 Sequoia)+

45. REMOVE COWL SIDE TRIM BOARD RH INTERIOR PANELS / TRIM: ROOF HEADLINING: REMOVAL (2008 Sequoia)+

46. SEPARATE FRONT DOOR OPENING TRIM WEATHERSTRIP RH INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

47. REMOVE FRONT PILLAR GARNISH RH INTERIOR PANELS / TRIM: ROOF HEADLINING: REMOVAL (2008 Sequoia)+

48. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

49. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL SUB-ASSEMBLY RH INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

50. REMOVE NO. 2 INSTRUMENT PANEL BOX DOOR SUB-ASSEMBLY INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

51. REMOVE INSTRUMENT PANEL SPEAKER PANEL SUB-ASSEMBLY INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

52. REMOVE FRONT NO. 2 SPEAKER ASSEMBLY LH AUDIO / VIDEO: INSTRUMENT PANEL SPEAKER: REMOVAL (2008 Sequoia)+

53. REMOVE NO. 2 INSTRUMENT PANEL SPEAKER PANEL SUB-ASSEMBLY INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

54. REMOVE FRONT NO. 2 SPEAKER ASSEMBLY RH AUDIO / VIDEO: INSTRUMENT PANEL SPEAKER: REMOVAL (2008 Sequoia)+

55. REMOVE NO. 3 INSTRUMENT PANEL SPEAKER PANEL SUB-ASSEMBLY INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

56. REMOVE FRONT NO. 4 SPEAKER ASSEMBLY (for 14 Speakers) AUDIO / VIDEO: INSTRUMENT PANEL SPEAKER: REMOVAL (2008 Sequoia)+

57. REMOVE FRONT SEAT HEADREST ASSEMBLY (for LH Side)

58. REMOVE SEAT TRACK INNER COVER LH (for LH Side) SEAT: FRONT SEAT ASSEMBLY (for Manual Seat): REMOVAL (2008 Sequoia)+

59. REMOVE SEAT TRACK OUTER COVER LH (for LH Side) SEAT: FRONT SEAT ASSEMBLY (for Manual Seat): REMOVAL (2008 Sequoia)+

60. REMOVE FRONT LH SEAT ASSEMBLY (for LH Side) SEAT: FRONT SEAT ASSEMBLY (for Manual Seat): REMOVAL (2008 Sequoia)+

61. REMOVE FRONT SEAT HEADREST ASSEMBLY (for RH Side)

62. REMOVE SEAT TRACK INNER COVER RH (for RH Side) SEAT: FRONT SEAT ASSEMBLY (for Power Seat): REMOVAL (2008 Sequoia)+

63. REMOVE SEAT TRACK OUTER COVER RH (for RH Side) SEAT: FRONT SEAT ASSEMBLY (for Power Seat): REMOVAL (2008 Sequoia)+

64. REMOVE FRONT RH SEAT ASSEMBLY (for RH Side) SEAT: FRONT SEAT ASSEMBLY (for Power Seat): REMOVAL (2008 Sequoia)+

65. REMOVE AUDIO AMPLIFIER COVER (for 14 Speakers) AUDIO / VIDEO: STEREO COMPONENT AMPLIFIER: REMOVAL (2008 Sequoia)+

66. REMOVE STEREO COMPONENT AMPLIFIER ASSEMBLY (for 14 Speakers) AUDIO / VIDEO: STEREO COMPONENT AMPLIFIER: REMOVAL (2008 Sequoia)+

67. REMOVE REAR NO. 3 AIR DUCT



(a) Remove the clip.

(b) Disengage the 4 claws and remove the air duct.

68. REMOVE REAR NO. 4 AIR DUCT



(a) Remove the clip.

(b) Disengage the 4 claws and remove the air duct.

69. REMOVE NO. 1 INSTRUMENT PANEL SAFETY PAD INSERT INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

70. REMOVE NO. 3 AIR DUCT SUB-ASSEMBLY STEERING COLUMN: STEERING COLUMN ASSEMBLY (for Power Tilt and Power Telescopic Steering Column): REMOVAL (2008 Sequoia)+

71. SEPARATE STEERING INTERMEDIATE SHAFT ASSEMBLY



(a) Put matchmarks on the steering intermediate shaft and the steering column.

(b) Remove the bolt and separate the steering intermediate shaft from the steering column.

72. REMOVE STEERING COLUMN ASSEMBLY (for Manual Tilt and Manual Telescopic Steering Column) STEERING COLUMN: STEERING COLUMN ASSEMBLY (for Manual Tilt and Manual Telescopic Steering Column): REMOVAL (2008 Sequoia)+

73. REMOVE STEERING COLUMN ASSEMBLY (for Power Tilt and Power Telescopic Steering Column) STEERING COLUMN: STEERING COLUMN ASSEMBLY (for Power Tilt and Power Telescopic Steering Column): REMOVAL (2008 Sequoia)+

74. REMOVE INSTRUMENT PANEL SUB-ASSEMBLY (for 14 Speakers) INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

75. REMOVE INSTRUMENT PANEL SUB-ASSEMBLY (for 8 Speakers) INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL (2008 Sequoia)+

76. DISCONNECT TRANSMISSION CONTROL CABLE ASSEMBLY A750E AUTOMATIC TRANSMISSION / TRANSAXLE: SHIFT LEVER: REMOVAL (2008 Sequoia)+

77. REMOVE TRANSMISSION FLOOR SHIFT ASSEMBLY A750E AUTOMATIC TRANSMISSION / TRANSAXLE: SHIFT LEVER: REMOVAL (2008 Sequoia)+

78. REMOVE REAR NO. 1 AIR DUCT



(a) Disengage the 3 claws and remove the air duct.

79. REMOVE REAR NO. 2 AIR DUCT



(a) Disengage the 3 claws and remove the air duct.

80. SEPARATE MAIN BODY ECU



(a) Disconnect the connectors and clamp.

(b) Remove the bolt and nut and separate the main body ECU.

81. REMOVE TURN SIGNAL FLASHER ASSEMBLY



(a) Disconnect the connector.

(b) Remove the nut and the turn signal flasher.

82. REMOVE NO. 1 ECU INTEGRATION BRACKET



(a) Disconnect the connectors and clamp.

(b) Remove the bolt and nut and the ECU integration bracket.

83. REMOVE INSTRUMENT PANEL REINFORCEMENT ASSEMBLY

(a) Disconnect the connectors and clamps and separate the wire harness.

(b) Remove the bolt and disconnect the ground wire.



(c) Remove the instrument panel reinforcement.

(1) for Driver Side:

Remove the 2 caps and 3 bolts.

(2) for Passenger Side:

Using a T40 "TORX" socket, remove the 2 "TORX" bolts.

HINT:

When removing the bolts, the collars may come off with the bolts.

(3) for Passenger Side:

Using a 12 mm hexagon wrench, remove the 2 collars.

(4) Remove the 3 bolts, nut and instrument panel reinforcement.




(d) Disconnect the connector and clamp and separate the wire harness.

84. REMOVE FRONT AIR CONDITIONING UNIT



(a) Remove the 3 bolts, 2 screws and the air conditioning unit.