Advanced Key Battery Replacement [Advanced Keyless Entry And Push Button Start System]

1. Pull out the auxiliary key.
   Fig 1: Pulling Out Auxiliary Key

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2. Insert a flathead screwdriver into the notch in the transmitter and rotate it in the direction shown in the illustration to open the transmitter.
   Fig 2: Rotating Transmitter Notch

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3. Remove the battery.
   Fig 3: Removing Battery

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4. Install the new battery (CR2025) with the positive pole facing down.
5. Align the upper and tower covers and dose the transmitter.
   Fig 4: Installing Battery (CR2025)

   Courtesy of MAZDA MOTORS CORP.
6. Insert the auxiliary key.

Fig 5: Inserting Auxiliary Key

Courtesy of MAZDA MOTORS CORP.