Air Conditioning Unit: Removal

2004 Toyota Celica GT, StandardSECTION Removal
WARNING: This page is about a different car, the 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
  1. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM 

    HINT:

    At the time of installation, please refer to the following item. Evacuate air from refrigeration system.

    Charge system with refrigerant and inspect for leakage of refrigerant.

    Specified Amount: 

    1. Single A/C: 650 +/- 50 g (22.93 +/- 1.76 oz.) 
    2. Dual A/C: 900 +/- 50 g (31.74 +/- 1.76 oz.) 

  2. DRAIN ENGINE COOLANT FROM RADIATOR 

    HINT:

    It is not necessary to drain out all coolant.

  3. REMOVE V-BANK COVER 
  4. DISCONNECT LIQUID AND SUCTION TUBES 

    Remove the bolts and slide the plate, then disconnect the both tubes.

    Torque: 10 N.m (100 kgf.cm, 7 ft.lbf) 

    NOTE: Cap the open fittings immediately to keep moisture or dirt out of the system.

    HINT:

    At the time of installation, please refer to the following item. Lubricate 2 new O-rings with compressor oil and install them to tubes.

    Fig 1: Disconnecting Liquid Tube & Suction Tubes
    G01317253Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. DISCONNECT WATER HOSES FROM HEATER RADIATOR PIPES 
    1. Grip the claws of the hose clip and slide the hose clip along the hose.
    2. Disconnect the water hoses.
      Fig 2: Disconnecting Heater Hoses
      G01317254Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    HINT:

    At the time of installation, please refer to following items.

    • Push the water hose onto the heater radiator pipe as far as second ridge on the pipe and install the hose clip.
    • Install the hose clip in the position, as shown in the illustration.

    Fig 3: Connecting Water Hoses
    G01317255Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE GROMMETS 
  7. REMOVE INSTRUMENT PANEL AND REINFORCEMENT (See  INSTRUMENT PANEL AND REINFORCEMENT  ). 
  8. REMOVE BLOWER UNIT (See  REMOVAL  ). 
  9. REMOVE FRONT SEAT (See  FRONT SEAT  ). 
  10. REMOVE 3 AIR DUCTS 
    1. Remove the 2 screws, bolt and center air duct.
    2. Remove the 4 hole covers, 4 screws and 2 air ducts.
      Fig 4: Removing Center Air Ducts & Duct Covers
      G01317256Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Slide the floor carpet backward.
    4. Disconnect the wire harness clamp.
    5. Remove the 4 nuts and air ducts.
      Fig 5: Removing Air Ducts
      G01317257Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE A/C UNIT 
    1. Disconnect the connectors and wire harness clamps.
    2. Remove the 2 nuts, bolt and A/C unit.
      Fig 6: Removing A/C Unit
      G01317258Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.