Subaru Outback Manuals 2017 Outback Owner's Manual | Page 555

11-52 Maintenance and service/Replacing battery key head. battery (Type CR1620 or equivalent) making 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 transmitter must be synchronized with the remote keyless entry system’s control unit. Press either the “ ” or “ ” button six times to synchronize the unit. 3. Open the transmitter case by releasing the hooks. 1) Negative (−) side facing up 4. Replace the old battery with a new