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Home >> Mazda >> 2012 >> CX-7 i SV, 2.5L Eng VIN M >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Security System And Locks System >> Transmitter Battery Replacement [Keyless Entry System]

Transmitter Battery Replacement [Keyless Entry System]

  1. Insert a flathead screwdriver into the transmitter notch and remove the key from the transmitter by pressing the tab.
    Fig 1: Removing Key From Transmitter Using Flathead Screwdriver
    G08247559
  2. Insert a flathead screwdriver into the transmitter notch and open the transmitter.
    Fig 2: Opening Transmitter Using Flathead Screwdriver
    G08247560
  3. Remove the battery by pressing it in the direction of the arrow shown in the figure.
    Fig 3: Transmitter Battery
    G08247561
  4. Install the new battery (CR1620) with the plus pole facing down.
    Fig 4: Installing Battery
    G08247562
  5. Align the upper and lower covers and close the transmitter.

    Battery type 

    • Lithium battery CR1620

      Battery life 

    • Approx. 2 years (when used approx. 10 times/day)
  6. Install the key to the transmitter.
    NOTE:
    • When connecting the key to the transmitter, grip the key and the transmitter as shown in the figure and connect until a click sound is heard.
    • If the key is not completely connected to the transmitter, they may come apart.
    Fig 5: Installing Key To Transmitter
    G08247563