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Climate Control Unit Inspection (Manual A/C): Notes

WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
  2. Remove the following parts:
    1. Glove compartment (See GLOVE COMPARTMENT REMOVAL/INSTALLATION .)
    2. Decoration panel (See DECORATION PANEL REMOVAL/INSTALLATION .)
    3. Upper panel (See UPPER PANEL REMOVAL .) (See UPPER PANEL INSTALLATION .)
    4. Rear console (See REAR CONSOLE REMOVAL/INSTALLATION .)
    5. Shift lever knob (MTX) (See MANUAL TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION [C66M-R] .)
    6. Selector lever knob (ATX) (See AUTOMATIC TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION .)
    7. Shift panel (See SHIFT PANEL REMOVAL/INSTALLATION .)
    8. Front console box (See FRONT CONSOLE BOX REMOVAL/INSTALLATION .)
    9. CD player (with CD player) (See CD PLAYER REMOVAL .) (See CD PLAYER INSTALLATION .)
    10. Side wall (See SIDE WALL REMOVAL/INSTALLATION .)
    11. Front console (See FRONT CONSOLE REMOVAL/INSTALLATION .)
  3. Remove the climate control unit with the connector connected. (See CLIMATE CONTROL UNIT REMOVAL/INSTALLATION (MANUAL A/C) .)
  4. Switch the ignition ON (engine off or on).
  5. Connect the negative (-) lead of the tester to the body ground.
  6. By inserting the positive (+) lead of the tester into the climate control unit connector, measure the voltage according to the terminal voltage table.
    Fig 1: Locating Climate Control Unit Connector
    G11529340Courtesy of MAZDA MOTORS CORP.
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