Subaru Legacy Manuals 2019 Legacy Owner's Manual | Page 460

11-52 Maintenance and service/Replacing battery 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.