2023 HONDA CRV Maintenance

619
uuMaintenance Under the Hood uCooling System
Maintenance
1. Make sure the engine and radiator are
cool.
2. Turn the radiator cap 1/8th turn counter-
clockwise and relieve any pressure in the
cooling system.
3. Push down and turn the radiator cap
counter-clockwise to remove it.
4. The coolant level should be up to the base
of the filler neck. Add coolant if it is low.
5. Put the radiator cap back on, and tighten it
fully.
■Radiator1Radiator
NOTICE
Pour the fluid slowly and ca refully so you do not spill
any. Clean up any spills immediately; they can
damage components in the engine compartment.
Radiator Cap

620
uuMaintenance Under the Hood uTransmission Fluid
Maintenance
Transmission Fluid
Have a dealer check the fluid level and replace if necessary.
Do not attempt to check or change the transmission fluid yourself.
Specified fluid: Honda HEVF-Type 11Transmission Fluid
NOTICE
Do not mix Honda HEVF-Type 1 with other
transmission fluids.
Using a transmission fluid other than Honda HEVF-
Type 1 may adversely affect the operation and durability
of your vehicle’s transmission, and damage the
transmission.
Any damage caused by using a transmission fluid that
is not equivalent to Honda HEVF-Type 1 is not
covered by Honda’s new ve hicle limited warranty.

621
uuMaintenance Under the Hood uBrake Fluid
Maintenance
Brake Fluid
The fluid level should be between the MIN
and MAX marks on the side of the reserve
tank.
Specified fluid: Honda He avy Duty Brake Fluid DOT 3
■Checking the Brake Fluid
1Brake Fluid
NOTICE
Brake fluid marked DOT 5 is not compatible with your
vehicle's braking system and can cause extensive
damage.
If the specified br ake fluid is not av ailable, you should
use only DOT 3 or DOT 4 fluid from a sealed
container as a temporary replacement.
Using any non-Honda brake fluid can cause corrosion
and decrease the longevity of the system. Have the
brake system flushed and re filled with Honda Heavy
Duty Brake Fluid DOT 3 as soon as possible.
If the brake fluid level is at or below the MIN mark,
have a dealer inspect the vehicle for leaks or worn
brake pads as soon as possible.
Reserve Tank
MAX
MIN

622
uuMaintenance Under the Hood uRefilling Window Washer Fluid
Maintenance
Refilling Window Washer Fluid
Check the amount of window washer fluid.
If the level is low, fill the washer reservoir.
If the washer fluid is low, a message appears
on the driver information interface.
Pour the washer fluid carefully. Do not overflow the reservoir.1 Refilling Window Washer Fluid
NOTICE
Do not use engine antifreeze or a vinegar/water
solution in the windshield washer reservoir.
Antifreeze can damage y our vehicle's paint. A
vinegar/water solution ca n damage the windshield
washer pump.
Use only commercially avai lable windshield washer
fluid.
Avoid prolonged use of hard water to prevent lime
scale buildup.Canadian models

623
Maintenance
Replacing Light Bulbs
Headlights
Headlights are LED type. Have an authorized Honda dealer inspect and replace the
light assembly.
Front Turn Signal, Parkin g/Daytime Running Lights
Front turn signal, parking/daytime running lights are LED type. Have an authorized
Honda dealer inspect and replace the light assembly.
Front Side Marker Lights
Front side marker lights are LED type. Have an authorized Hond a dealer inspect and
replace the light assembly.
Side Turn Signal/Emer gency Indicator Lights
Door mirror side turn lights are LED type. Have an authorized Honda dealer inspect
and replace the light assembly.
1 Headlights
The headlight aim is set by the factory, and does not
need to be adjusted. Howeve r, if you regularly carry
heavy items in the cargo area or tow a trailer, have
the aiming readjusted at a dealer or by a qualified
technician.

624
uuReplacing Light Bulbs uBrake Light, Taillight, Rear Side Marker Light, and Rear Turn Signal Light Bulbs
Maintenance
Brake Light, Taillight, Rear Side Marker Light, and
Rear Turn Signal Light Bulbs
When replacing, use the following bulbs.
1.Unscrew the bolts.
2. Pull the taillight carefully until the snap pins
are removed from the body grommets.
Brake Light: LED
Taillight: LED
Rear Side Marker Light: LED
Rear Turn Signal Li ght: 21 W (Amber)
1Brake Light, Taillight, Rear Side Marker Light, and Rear Turn
Signal Light Bulbs
Brake lights, taillight s, and rear side marker lights are
LED type. Have an authorized Honda dealer inspect
and replace the light assembly.
Bolt
Snap Pin

625
uuReplacing Light Bulbs uBrake Light, Taillight, Rear Side Marker Light, and Rear Turn Signal Light Bulbs
Maintenance
3.Pull the light assembly out of the rear pillar.
4. Turn the socket counter-clockwise and
remove it.
5. Remove the old bulb and insert a new bulb.
6. Align the pins with the body grommets,
then push in until they fully seat.
SocketBulb

626
uuReplacing Light Bulbs uTaillight and Back-Up Lights
Maintenance
Taillight and Back-Up Lights
Taillights and back-up lights are LED type. Ha ve an authorized Honda dealer inspect
and replace the light assembly.
Rear License Plate Light
Rear license plate light is LED type. Have an authorized Honda dealer inspect and
replace the light assembly.
High-Mount Brake Light
High-mount brake light is LED type. Have an authorized Honda dealer inspect and
replace the light assembly.