FixVault
Home › Nissan-Datsun › 2004 › Sentra SE-R › Repair and Diagnosis › External Pages › Different car › Section 1928 (Air Conditioning) › Air Conditioning Unit › Removal

Air Conditioning Unit: Removal

WARNING: This page is about a different car, the 2006 Scion tC. However, it is still accessible from the selected car via links, so may be relevant.
  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
  2. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM (See  REPLACEMENT   ) 
  3. DISCONNECT NO. 1 COOLER REFRIGERANT SUCTION HOSE 
    1. Install SST on the piping clamp.

      SST 09870-00025 

      HINT:

      Confirm the correct direction of the piping clamp claw and SST by checking the illustration on the caution label.

      Fig 1: Installing SST On Piping Clamp
      G04223506Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Push down SST and release the clamp lock.
      NOTE: Be careful not to deform the tube when pushing SST.
    3. Pull SST slightly and push the release lever, and then remove the piping clamp with SST.
      Fig 2: Pushing Down SST And Release Clamp Lock
      G04223507Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Disconnect the cooler refrigerant suction hose.
      NOTE:
      • Do not use a screwdriver or similar tool to disconnect the hose.
      • Seal the openings of the disconnected parts using vinyl tape to prevent moisture and foreign matter from entering them.
    5. Remove the 2 O-rings from the cooler refrigerant suction hose.
    Fig 3: Disconnecting Cooler Refrigerant Suction Hose
    G04223508Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. DISCONNECT COOLER REFRIGERANT LIQUID PIPE 

    SST 09870-00015 

    HINT:

    Disconnection of the cooler refrigerant liquid pipe is the same as for the cooler refrigerant suction hose.

  5. DISCONNECT HEATER WATER INLET HOSE 
    1. Using pliers, grip the claws of the clip and slide the clip.
    2. Disconnect the heater water inlet hose.
  6. DISCONNECT HEATER WATER OUTLET HOSE 

    HINT:

    Disconnection of the heater water outlet hose is the same as for the heater water inlet hose.

    Fig 4: Disconnecting Heater Water Inlet Hose
    G04223509Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE INSTRUMENT PANEL SUB-ASSEMBLY UPPER 
    1. Remove the instrument panel sub-assembly upper (see REMOVAL ).
  8. REMOVE INSTRUMENT PANEL SUB-ASSEMBLY LOWER 
    1. Remove the instrument panel sub-assembly lower (see REMOVAL ).
  9. REMOVE ECM (See  REMOVAL  ) 
  10. REMOVE NO. 3 HEATER TO REGISTER DUCT 
    1. Remove the 2 clips.
    2. Detach the 2 claws and remove the heater to register duct.
    Fig 5: Detaching Claws And Removing Heater To Register Duct
    G04223510Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE DEFROSTER NOZZLE ASSEMBLY LOWER 
    1. Detach the 2 claws and remove the defroster nozzle assembly lower.
    Fig 6: Detaching Claws And Removing Defroster Nozzle Assembly Lower
    G04223511Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE INSTRUMENT PANEL TO COWL BRACE CENTER 
    1. Remove the 2 bolts and instrument panel to cowl brace center.
    Fig 7: Removing Bolts And Instrument Panel To Cowl Brace Center
    G04223512Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE INSTRUMENT PANEL TO COWL BRACE SUB-ASSEMBLY 
    1. Remove the clip and fold the floor carpet back.
      Fig 8: Removing Clip And Fold Floor Carpet Back
      G04223513Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the 4 clamps and disconnect the wire harness.
      Fig 9: Disconnecting Clamps And Disconnect Wire Harness
      G04223514Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the bolt and disconnect the ground wire.
      Fig 10: Removing Bolt And Disconnecting Ground Wire
      G04223515Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Disconnect the 2 clamps and disconnect the wire harness.
      Fig 11: Disconnecting Clamps And Wire Harness
      G04223516Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Detach the 2 claws and disconnect the connector.
      Fig 12: Detaching Claws And Disconnecting Connector
      G04223517Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Remove the 3 bolts, nut, screw and instrument panel to cowl brace sub-assembly.
    Fig 13: Removing Bolts, Nut, Screw And Instrument Panel To Cowl Brace Sub-Assembly
    G04223518Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE NO. 2 INSTRUMENT PANEL BRACE SUBASSEMBLY 
    1. Disconnect the 2 clamps and separate the wire harness.
    2. Disconnect the clamp and separate the antenna cord sub-assembly.
      Fig 14: Disconnecting Clamps And Separate Wire Harness
      G04223519Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the bolt, nut and instrument panel brace.
    Fig 15: Removing Bolt, Nut And Instrument Panel Brace
    G04223520Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE AIR DUCT 
    1. Remove the connectors from the air duct and disconnect the connector.
      Fig 16: Removing Connectors From Air Duct
      G04223521Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the screw.
    3. Detach the 2 claws and remove the air duct.
  16. REMOVE BLOWER ASSEMBLY (See REMOVAL  )
    Fig 17: Detaching Claws And Remove Air Duct
    G04223522Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE AIR CONDITIONING RADIATOR ASSEMBLY 
    1. Remove the 2 connectors.
      Fig 18: Removing Connectors
      G04223523Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 nuts and the air conditioning radiator.
    Fig 19: Removing Nuts And Air Conditioning Radiator
    G04223524Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
About FixVault