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A/C Unit Removal/Installation: Notes

WARNING: This page is about a different car, the 2021 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

Replacement Part 

O-ring (cooler hose (LO)) O-ring (cooler pipe)
Quantity: 1 Quantity: 1
Location of use: A/C unit Location of use: A/C unit
WARNING:
CAUTION:
  • When leaving the A/C unit, store it in the correct position shown in the figure. If the A/C unit is left in an incorrect position, the cooler pipe, heater pipe, or urethane could be deformed or damaged.
G11430206Courtesy of MAZDA MOTORS CORP.
  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  2. Discharge the refrigerant. (See REFRIGERANT RECOVERY .) (See REFRIGERANT CHARGING .)
  3. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT [VIN M] .) (See ENGINE COOLANT REPLACEMENT [VIN Y] .)
  4. Remove the following parts:
    1. Plug hole plate (VIN M, VIN Y) (See PLUG HOLE PLATE REMOVAL/INSTALLATION [VIN M] .) (See PLUG HOLE PLATE REMOVAL/INSTALLATION [VIN Y] .)
    2. Windshield wiper arm and blade (See WINDSHIELD WIPER ARM AND BLADE REMOVAL/INSTALLATION .)
    3. Cowl grille (See COWL GRILLE REMOVAL/INSTALLATION .)
    4. Front scuff plate (See FRONT SCUFF PLATE REMOVAL/INSTALLATION .)
    5. Front side trim (See FRONT SIDE TRIM REMOVAL/INSTALLATION .)
    6. A-pillar trim (See A-PILLAR TRIM REMOVAL/INSTALLATION .)
    7. Driver-side air bag module (See DRIVER-SIDE AIR BAG MODULE REMOVAL [TWO-STEP DEPLOYMENT CONTROL SYSTEM - US/CANADA SPEC.] .) (See DRIVER-SIDE AIR BAG MODULE INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM - US/CANADA SPEC.] .)
    8. Steering wheel (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION .)
    9. Upper column cover (See COLUMN COVER REMOVAL/INSTALLATION .)
    10. Lower column cover (See COLUMN COVER REMOVAL/INSTALLATION .)
    11. Lower decoration panel (See DECORATION PANEL REMOVAL/INSTALLATION .)
    12. Upper decoration panel (See DECORATION PANEL REMOVAL/INSTALLATION .)
    13. Meter hood No. 1 (See METER HOOD REMOVAL/INSTALLATION .)
    14. Center display component (with center display) (See CENTER DISPLAY REMOVAL/INSTALLATION .)
    15. Instrument cluster (See INSTRUMENT CLUSTER REMOVAL/INSTALLATION .)
    16. Meter hood No. 2 (with Active driving display) (See METER HOOD REMOVAL/INSTALLATION .)
    17. Active driving display (with Active driving display) (See ACTIVE DRIVING DISPLAY REMOVAL/INSTALLATION .)
    18. Console side panel (See CONSOLE SIDE PANEL REMOVAL/INSTALLATION .)
    19. Switch panel (See SWITCH PANEL REMOVAL/INSTALLATION .)
    20. Cup holder (See CUP HOLDER REMOVAL/INSTALLATION .)
    21. Selector lever knob (See SELECTOR LEVER COMPONENT REMOVAL/INSTALLATION .)
    22. Shift panel (See SHIFT PANEL REMOVAL/INSTALLATION .)
    23. Front console box (See FRONT CONSOLE BOX REMOVAL/INSTALLATION .)
    24. Side wall (See SIDE WALL REMOVAL/INSTALLATION .)
    25. Rear console (See REAR CONSOLE REMOVAL/INSTALLATION .)
    26. Hood release lever (See HOOD RELEASE LEVER AND RELEASE CABLE REMOVAL/INSTALLATION .)
    27. Fuel-filler lid opener lever (See FUEL-FILLER LID OPENER AND LEVER REMOVAL/INSTALLATION .)
    28. Driver-side lower panel (See LOWER PANEL REMOVAL/INSTALLATION .)
    29. Knee bolster (See KNEE BOLSTER REMOVAL/INSTALLATION .)
    30. Center lower panel (See CENTER LOWER PANEL REMOVAL/INSTALLATION .)
    31. Indicator unit (See INDICATOR UNIT REMOVAL/INSTALLATION .)
    32. Climate control unit (See CLIMATE CONTROL UNIT REMOVAL/INSTALLATION [FULL-AUTO AIR CONDITIONER] .) (See CLIMATE CONTROL UNIT REMOVAL/INSTALLATION [MANUAL AIR CONDITIONER] .)
    33. Glove compartment (See GLOVE COMPARTMENT REMOVAL/INSTALLATION .)
    34. Dashboard under cover (See DASHBOARD UNDER COVER REMOVAL/INSTALLATION .)
    35. Passenger-side lower panel (See LOWER PANEL REMOVAL/INSTALLATION .)
    36. Clock spring (See CLOCK SPRING REMOVAL/INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM - US/CANADA SPEC.] .)
    37. Wiper and washer switch (See WIPER AND WASHER SWITCH REMOVAL/INSTALLATION .)
    38. Light switch (See LIGHT SWITCH REMOVAL/INSTALLATION .)
    39. Steering wheel and column component (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION .)
    40. Rear vent duct (with rear vent duct) (See REAR VENT DUCT REMOVAL/INSTALLATION .)
    41. Selector lever component (See SELECTOR LEVER COMPONENT REMOVAL/INSTALLATION .)
    42. Dashboard (See DASHBOARD REMOVAL/INSTALLATION .)
    43. Front heat duct (See FRONT HEAT DUCT REMOVAL/INSTALLATION .)
    44. Blower unit (See BLOWER UNIT REMOVAL/INSTALLATION .)
    45. Foot support (See FOOT SUPPORT REMOVAL/INSTALLATION .)
  5. Remove the bolt.
    Fig 1: Cooler Pipe, Cooler Hose And Bolt With Torque Specification
    G11430207Courtesy of MAZDA MOTORS CORP.
    CAUTION:
    • If moisture or foreign matter enters the refrigeration cycle, cooling ability will be lowered and abnormal noise or other malfunctions could occur. Always plug open fittings immediately after removing any refrigeration cycle parts.
  6. Disconnect the cooler hose (LO) and cooler pipe.
  7. Disconnect the heater hose.
    G11430208Courtesy of MAZDA MOTORS CORP.
  8. Disconnect the drain hose.
    G11430209Courtesy of MAZDA MOTORS CORP.
  9. Remove the bolt. (with PTC heater)
    Fig 2: PTC Heater, Earth, Hook And Bolt With Torque Specification
    G12188006Courtesy of MAZDA MOTORS CORP.
  10. Disconnect the earth. (with PTC heater)
  11. Remove the earth from the hook. (with PTC heater)
  12. Disconnect the PTC heater connectors. (with PTC heater)
    G12188007Courtesy of MAZDA MOTORS CORP.
  13. Remove the nuts.
    Fig 3: A/C Unit And Nuts With Torque Specification
    G11430210Courtesy of MAZDA MOTORS CORP.
  14. Remove the A/C unit. Do not allow compressor oil to spill.
  15. Install in the reverse order of removal. (See A/C Unit Installation Note .) (See Drain Hose Installation Note .)
  16. Inspect for engine coolant leakage. (See ENGINE COOLANT LEAKAGE INSPECTION [VIN M] .) (See ENGINE COOLANT LEAKAGE INSPECTION [VIN Y] .)
  17. Perform the refrigerant system performance test. (See REFRIGERANT SYSTEM PERFORMANCE TEST .)
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