Mazda 2: A/C Unit

A/C UNIT REMOVAL/INSTALLATION

1. Set the air intake mode to REC.

2. Disconnect the negative battery cable.

3. Collect the refrigerant. (See REFRIGERANT CHARGING).

4. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT).

5. Remove the following parts:

  1. Glove compartment (See GLOVE COMPARTMENT REMOVAL/INSTALLATION).
  2. Dashboard under cover (See DASHBOARD UNDER COVER REMOVAL/INSTALLATION).
  3. Heat duct (RH) (See HEAT DUCT COMPONENT REMOVAL/INSTALLATION).
  4. Rear console (See REAR CONSOLE REMOVAL/INSTALLATION).
  5. Shift lever knob (MTX) (See MANUAL TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION).
  6. Side wall (See SIDE WALL REMOVAL/INSTALLATION).
  7. Front console component (See FRONT CONSOLE COMPONENT REMOVAL/INSTALLATION).
  8. Front scuff plate (See FRONT SCUFF PLATE REMOVAL/INSTALLATION).
  9. Front side trim (See FRONT SIDE TRIM REMOVAL/INSTALLATION).
  10. Hood release lever (See HOOD LATCH AND RELEASE LEVER REMOVAL/INSTALLATION).
  11. Driver's side lower panel (See LOWER PANEL REMOVAL/INSTALLATION).
  12. Knee bolster (See KNEE BOLSTER REMOVAL/INSTALLATION).
  13. Driver-side air bag module (See DRIVER-SIDE AIR BAG MODULE REMOVAL/INSTALLATION).
  14. Steering wheel (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION).
  15. Column cover (See COLUMN COVER REMOVAL/INSTALLATION).
  16. Meter hood (See METER HOOD REMOVAL/INSTALLATION).
  17. Instrument cluster (See INSTRUMENT CLUSTER REMOVAL/INSTALLATION).
  18. Combination switch (See COMBINATION SWITCH REMOVAL/INSTALLATION).
  19. Center panel unit (See CENTER PANEL UNIT REMOVAL/INSTALLATION).
  20. Climate control unit (See CLIMATE CONTROL UNIT REMOVAL/INSTALLATION [MANUAL AIR CONDITIONER] ).
  21. Shift lever (MTX) (See MANUAL TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION).
  22. Selector lever (ATX) (See AUTOMATIC TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION).
  23. Interlock unit (ATX) (See AUTOMATIC TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION).
  24. Passenger's side lower panel (See LOWER PANEL REMOVAL/INSTALLATION).
  25. Side panel (See SIDE PANEL REMOVAL/INSTALLATION).
  26. A-pillar trim (See A-PILLAR TRIM REMOVAL/INSTALLATION).
  27. Windshield wiper arm and blade (See WINDSHIELD WIPER ARM AND BLADE REMOVAL/INSTALLATION).
  28. Cowl grille (See COWL GRILLE REMOVAL/INSTALLATION).
  29. Windshield wiper motor (See WINDSHIELD WIPER MOTOR REMOVAL/INSTALLATION).
  30. Sail garnish (See SAIL GARNISH REMOVAL/INSTALLATION).
  31. Steering shaft cover (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION).
  32. Steering shaft (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION).

6. Disconnect the vehicle wiring harnesses related to the dashboard.

7. Disconnect the antenna feeder No.1 jack.

8. Remove the dashboard. (See DASHBOARD REMOVAL/INSTALLATION).

9. Remove the air cleaner installation bolt and slide the air cleaner component aside.

10. Disconnect the heater hose from the A/C unit. (See HEATER HOSE REMOVAL/INSTALLATION).

CAUTION:

11. Using the SSTs (49 B061 014, 49 G061 001), disconnect the cooler pipe and cooler hose from the A/C unit while preventing the remaining compressor oil in the pipe and A/C unit from spilling. (See REFRIGERANT LINE REMOVAL/INSTALLATION).

Mazda 2. A/C UNIT

12. Remove the air intake duct. (See AIR INTAKE DUCT REMOVAL/INSTALLATION).

13. Remove in the order indicated in the table.

Mazda 2. A/C UNIT

  1. Cap
  2. A/C unit

14. Install in the reverse order of removal.

15. Perform the refrigerant system performance test. (See REFRIGERANT SYSTEM PERFORMANCE TEST).

A/C Unit Installation Note

1. When replacing the A/C unit or evaporator, add compressor oil to the refrigerant cycle.

Supplemental oil amount (approx. quantity)

A/C UNIT DISASSEMBLY/ASSEMBLY

1. Disassemble in the order indicated in the figure.

CAUTION:

2. Assemble in the reverse order of disassembly.

Mazda 2. A/C UNIT

Mazda 2. A/C

Mazda 2. A/C

X Applicable

Heater Core Removal/Installation Note

CAUTION:

Mazda 2. A/C UNIT

Adhesive Polyurethane (2) Removal Note

CAUTION:

Outlet Pipe Removal Note

1. Make a hole in the position shown in the figure for the adhesive polyurethane (2) and install the outlet pipe installation bolt.

Mazda 2. A/C UNIT

Tightening Torque

2. Tear off the adhesive polyurethane (2) from the joint area of the expansion valve and outlet pipe.

3. Remove the outlet pipe from the expansion valve.

A/C Case Disassembly Note

1. Cut the adhesive polyurethane (4) along the contacting surfaces of the case.

Mazda 2. A/C UNIT

Evaporator Temperature Sensor Assembly Note

1. Assemble the evaporator temperature sensor as shown in the figure.

Mazda 2. A/C UNIT

CAUTION:

NOTE:

Adhesive Polyurethane (2) Installation Note

1. Align the adhesive polyurethane (2) notch with the center of the lower surface of the expansion valve, and adhere.

Mazda 2. A/C UNIT

2. Roll on the adhesive polyurethane (2) so that it wraps around the expansion valve.

Mazda 2. A/C UNIT

3. Bend around the adhesive polyurethane (2) and adhere it to the outlet pipe.

Mazda 2. A/C UNIT

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