Transmitter Battery Replacement [Keyless Entry System]

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

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
Courtesy of MAZDA MOTORS CORP.
Insert a flathead screwdriver into the transmitter notch and open the transmitter.

Fig 2: Opening Transmitter
Courtesy of MAZDA MOTORS CORP.
Press the hook in the direction of the arrow shown in the figure and remove the battery using the flathead screwdriver.

Fig 3: Removing Battery
Courtesy of MAZDA MOTORS CORP.
Install the new battery (CR1620) with the positive (+) pole facing up
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)

Fig 4: Installing Battery
Courtesy of MAZDA MOTORS CORP.
Install the key to the transmitter.

CAUTION:

When attaching the key to the transmitter, squeeze them together until a click sound is heard.
if the key is not securely attached it will separate from the transmitter.

Fig 5: Attaching Key To Transmitter

Courtesy of MAZDA MOTORS CORP.