Subaru Forester: Replacing key battery / Replacing transmitter battery
Battery: Button battery CR1620 or
equivalent

- Wrap a flat-head screwdriver with vinyl
tape or a cloth. Open the key head using a
flat-head screwdriver.

- Remove the transmitter case from the
key head.

- Open the transmitter case by releasing
the hooks.

Negative (−) side facing up
- Replace the old battery with a new
battery making sure to install the new
battery with the negative (−) side facing up.
- Put together the transmitter case by
fitting the hooks on the case.
- Reinstall the transmitter case in the
key head.
- Refit the removed half of the key head.
Other information:
Safety precautions
WARNING
Bulbs may become very hot while
illuminated. Before replacing bulbs,
turn off the lights and wait until the
bulbs cool down. Otherwise, there is
a risk of sustaining a burn injury.
CAUTION
Replace any bulb only with a new
bulb of the specified wattage...
This indicator light shows the status of the
alarm system. It also indicates operation of
the immobilizer system.
Alarm system
It blinks to show the driver the operational
status of the alarm system. For detailed
information, refer to “Alarm system”...