4-3. Do-it-yourself maintenance
Key battery
Replace the battery with a new one if it is discharged.
You will need the following items:
n
l Small Phillips-head screwdriver
l Lithium battery (CR2032)
n
Replacing the battery
STEP
1
STEP
2
STEP
3
396
PRIUS_U_(L/O_0802)
Take out the mechanical key.
Remove the cover.
Remove the battery cover
bolts, the battery cover and
depleted battery.
Insert a new battery with the
"+" terminal facing up.