Replacing Transmitter Battery - Subaru WRX 2021 Owner's Manual

2. Wrap a flat-head screwdriver with vinyl
tape or a cloth, and insert it in the gap to
remove the cover.
3. Take out the battery using a flat-head
screwdriver with vinyl tape or a cloth.
4. Insert a new battery with its positive (+)
side facing upward as shown in the figure.
5. Attach the cover to the access key fob
by fitting the projections and recesses
together.
6. Reinstall the emergency key.
Maintenance and service/Replacing battery
& Replacing transmitter battery
1. Open the key head using a flat-head
screwdriver.
2. Remove the transmitter case from the
key head.
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