Maintenance and service -> Replacing key battery for Your Subaru Forester SUV 2024

Replacing key battery 495  
! Headlight aim adjustment  
11-24. Replacing key battery  
The access key fob/transmitter battery  
may be discharged under the following  
conditions.  
.
.
.
The operation of the keyless access  
function is unstable.  
The operating distance of the remote  
keyless entry system is unstable.  
The transmitter does not operate prop-  
erly when used within the standard  
distance.  
2. Turn screw B the same number of turns  
and in the same direction as step 1.  
Replace the battery with a new one.  
& Safety precautions  
CAUTION  
1
Adjustment direction mark  
1. Turn screw A clockwise or counter-  
clockwise to adjust it.  
NOTE  
.
If the headlight aim cannot be ad-  
justed, contact your SUBARU deal-  
er.  
Remember the direction of the rotation  
and number of rotations.  
.
Do not let dust, oil or water get on  
or in the access key fob/transmit-  
ter when replacing the battery.  
.
To inspect the headlight aim posi-  
tion, consult a SUBARU dealer.  
.
.
Before replacing the battery, re-  
move any static electricity.  
Be careful not to touch or damage  
the printed circuit board in the  
access key fob/transmitter when  
replacing the battery.  
.
Be careful not to allow children to  
touch the battery and any re-  
moved parts; children could  
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Replacing key battery  
496  
swallow them.  
& Replacing battery of access  
key fob  
.
.
There is a danger of an explosion  
if the battery is incorrectly re-  
placed. Replace only with the  
same or equivalent type of the  
battery.  
CAUTION  
When removing or reinstalling the  
access key fob cover, make sure that  
the plastic part does not come off or  
become misaligned.  
Batteries should not be exposed  
to excessive heat such as bright  
sunlight, fire or the like.  
Battery: Button battery CR2032 or  
equivalent  
NOTE  
.
Replace only with the same or  
2. Wrap a flat-head screwdriver with vinyl  
tape or a cloth, and insert it in the gap  
to remove the cover.  
equivalent type of battery recom-  
mended by the manufacturer.  
Dispose of used batteries according  
to local laws.  
Mount the battery in the correct  
orientation to prevent fluid leakage.  
Be careful not to bend the terminals.  
It may result in a malfunction.  
It is recommended that the battery  
be replaced by a SUBARU dealer.  
Use a new battery.  
.
.
.
.
.
After replacing the battery, confirm  
that the transmitter functions prop-  
erly.  
1
2
Release button  
Emergency key  
1. Take out the emergency key.  
3. Take out the battery using a flat-head  
screwdriver with vinyl tape or a cloth.  
Replacing key battery 497  
& Replacing transmitter battery  
Battery: Button battery CR1620 or  
equivalent  
4. Insert a new battery with its positive (+)  
side facing upward as shown in the  
figure.  
2. Remove the transmitter case from the  
key head.  
1. Wrap a flat-head screwdriver with vinyl  
tape or a cloth. Open the key head  
using a flat-head screwdriver.  
3. Open the transmitter case by releasing  
the hooks.  
5. Attach the cover to the access key fob  
by fitting the projections and recesses  
together.  
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Replacing key battery  
498  
1
Negative (−) side facing up  
4. Replace the old battery with a new  
battery 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.