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

Pull out the auxiliary key.

Fig 1: Pulling Out Auxiliary Key
Insert a flathead screwdriver into the notch in the transmitter and rotate it in the direction shown in the figure to open the transmitter.

Fig 2: Opening Transmitter Using Flathead Screwdriver
Remove the battery.

Fig 3: Locating Transmitter Battery
Install the new battery (CR2025) with the positive pole facing down.

Fig 4: Locating Battery (CR2025)
Align the upper and lower covers and close the transmitter.
Insert the auxiliary key.

Fig 5: Inserting Auxiliary Key