Subaru Legacy Manuals 2018 Legacy Owner's Manual | Page 457

Maintenance and service/Replacing battery 11-49 & Replacing battery of trans- mitter S11BK02 CAUTION Before replacing the battery, remove any static electricity. 2. Remove the transmitter case from the key head. 1. Open the key head using a flat-head screwdriver. 3. Open the transmitter case by releasing the hooks. 1) Negative (−) side facing up 4. Replace the old battery with a new battery (Type CR1620 or equivalent) mak- ing sure to install the new battery with the negative (−) side facing up. 5. Put together the transmitter case by fitting the hooks on the case. 6. Reinstall the transmitter case in the key head. 7. Refit the removed half of the key head. After the battery is replaced, the trans- mitter must be synchronized with the remote keyless entry system’s control unit. Press either the “ ” or “ ” button six times to synchronize the unit.