TOYOTA 2011 4Runner - Manual (Page 549)

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4-3. Do-it-yourself maintenance
Wireless remote control/electronic key battery
Replace the battery with a new one if it is depleted.
■ You will need the following items:
● Flathead screwdriver
● Lithium battery CR2016 (vehicles without a smart key sys-
tem), or CR1632 (vehicles with a smart key system)
■ Replacing the battery (vehicles without a smart key system)
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver
with a rag.
Remove the module.
Open the case cover using a
coin protected with tape etc.
and remove the depleted bat-
tery.
Insert a new battery with the
“+” terminal facing up.
STEP 1
STEP 2
STEP 3