Honda CR-V: Maintenance / Remote Transmitter Care
Replacing the Button Battery
If the indicator does not come on when the button is pressed, replace the
battery.
WARNING
CHEMICAL BURN HAZARD
The battery that powers the remote
transmitter can cause severe internal burns
and can even lead to death if swallowed.
Keep new and used batteries away from
children.
If you suspect that a child has swallowed
the battery, seek medical attention
immediately.
NOTICE
An improperly disposed of battery can damage the
environment. Always confirm local regulations for
battery disposal.
Replacement batteries are commercially available or
at a dealer.
Master Keys with Remote Transmitter*
Battery type: CR1620
- Unscrew the cover with a small Phillips-
head screwdriver.

- Open the remote transmitter.
- Wrap the small flat-tip screwdriver with a
cloth to prevent scratching the
transmitter.
- Remove the button battery with the small
flat-tip screwdriver.
- Make sure to replace the battery with the
correct polarity.

Smart Entry Remote*
Battery type: CR2032
- Remove the built-in key.

- Remove the upper half of the cover by
carefully prying on the edge with a coin.
- Remove carefully to avoid losing the
buttons.
- Wrap a coin with a cloth to prevent
scratching the smart entry remote.
- Make sure to replace the battery with the
correct polarity.

* Not available on all models
WARNING
The battery gives off explosive hydrogen
gas during normal operation.
A spark or flame can cause the battery to
explode with enough force to kill or
seriously hurt you...
NOTICE
Vented refrigerant is harmful to the environment.
To avoid refrigerant from venting, never replace the
evaporator with one removed from a used or
salvaged vehicle...
Other information:
Reasons for the indicator to come on
Comes on when the battery is not being charged.
What to do when the indicator comes on
Turn off the climate control system, rear defogger, and other electrical
systems. Immediately contact a dealer for repairs.
If you need to stop temporarily, do not turn off the
engine...
The following checklist will help you take an active role in protecting
yourself and your passengers.
Your vehicle is equipped with many features that
work together to help protect you and your
passengers during a crash.
Some features do not require any action on your part...