Advanced Key Battery Replacement

Pull out the auxiliary key.
Insert a tape-wrapped Flathead screwdriver into the notch in the advanced key and rotate it in the direction shown in the illustration to open the advanced key.

Fig 1: Auxiliary Key
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Fig 2: Opening Advanced Key
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Remove the battery.

Fig 3: Removing Auxiliary Key Battery
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NOTE:
- If the O-ring has come off, put it back in place before installing the battery.
Fig 4: O-Ring
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Install the new battery (CR1620) with the negative pole facing down.

Fig 5: Installing Battery With Negative Pole Facing Down
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Align the upper and lower covers and close the transmitter.

Fig 6: Aligning Upper And Lower Covers Of Transmitter
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Insert the auxiliary key.

Fig 7: Inserting Auxiliary Key

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