2019 Acura MDX Owner's Manual

uuMaintenance Under the Hood uEngine Coolant
592
Maintenance
1. Make sure the engine and radiator are
cool.
2. Remove the engine compartment cover.
2 Engine Compartment Cover P. 585
3.Turn the radiator cap 1/8 turn counter-
clockwise and relieve any pressure in the
cooling system.
4. Push down and turn the radiator cap
counterclockwise to remove it.
5. The coolant level should be up to the base
of the filler neck. Add coolant if it is low.
6. 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
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593
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 th e automatic transmission fluid yourself.
■Automatic Transmission Fluid
Specified fluid: Acura Automatic Transmission Flui d ATF-TYPE 3.1 or higher
1Automatic Transmission Fluid
NOTICE
Do not mix Acura ATF-TYPE 3.1 (or higher) with
other transmission fluids.
Using a transmission fluid ot her than Acura ATF-TYPE
3.1 (or higher) may advers ely affect the operation
and durability of your ve hicle’s transmission, and
damage the transmission.
Any damage caused by usi ng a transmission fluid that
is not equivalent to Acura ATF-TYPE 3.1 (or higher) is
not covered by Acura’s new vehicle limited warranty.
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594
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.
Refilling Window Washer Fluid
If the washer fluid is low, a message appears on the MID.
Pour the washer fluid carefully. Do not overflow the reservoir.
Specified fluid: Acura Heavy 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 brake fluid is not available, you should
use only DOT 3 or DOT 4 fluid from a sealed
container as a temporary replacement.
Using any non-Acura brake fl uid can cause corrosion
and decrease the longevity of the system. Have the
brake system flushed and re filled with Acura 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.
Brake Reserve Tank
MIN
MAX
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 build up.
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595
Maintenance
Replacing Light Bulbs
Headlights
Headlights are LED type. Have an authorized Acura dealer inspect and replace the
light assembly.
Front Turn Signal/Parking, Daytime Running and
Front Side Marker Lights
Front turn signal/parking, daytime running and front side marker lights are LED type.
Have an authorized Acura dealer in spect and replace the light assembly.
Fog Lights*
Fog lights are LED type. Have an authoriz ed Acura 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 Acura 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.
* Not available on all models
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596
uuReplacing Light Bulbs uBrake Light and Rear Turn Signal Light Bulbs
Maintenance
Brake Light and Rear Tu rn Signal Light Bulbs
When replacing, use the following bulbs.
1.Remove the cover.
u Starting at the bottom, carefully pull the
cover straight out, working upward until
all pins are removed from their
grommets.
u The grommets should remain in the
body.
2. Use a Phillips-head screwdriver to remove
the bolts.
3. Pull the light assembly out of the rear pillar.
Brake Light: 21 W
Rear Turn Signal Light: 21 W
Bolts
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597
uuReplacing Light Bulbs uTaillights/Rear Side Marker Lights
Maintenance
4. Turn the socket counter-clockwise and
remove it. Remove the old bulb.
5. Insert a new bulb.
6. Slide the light assembly onto the guide on
the body.
7. Align the pins with the body grommets,
then push in until they fully seat.
Taillights/Rear Side Marker Lights
Taillights/rear side marker lights are the LE D type. Have an authorized Acura dealer
inspect and replace the light assembly.
Bulb Socket
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598
uuReplacing Light Bulbs uBack-Up Light Bulbs
Maintenance
Back-Up Light Bulbs
When replacing, use the following bulbs.
1.Remove the cover by prying on the edge
using a flat-tip screwdriver.
u Wrap the flat-tip screwdriver with a cloth
to prevent scratches.
2. Turn the socket counter-clockwise and
remove it. Remove the old bulb.
3. Insert a new bulb.
Taillights
Taillights are the LED type. Ha ve an authorized Acura dealer inspect and replace the
light assembly.
Back-Up Light: 21 W
Bulb
Socket
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599
uuReplacing Light Bulbs uRear License Plate Lights
Maintenance
Rear License Plate Lights
Rear license plate lights are LED type. Have an authorized Acura dealer inspect and
replace the light assembly.
High-Mount Brake Light
High-mount brake light is LED type. Have an authorized Acura dealer inspect and
replace the light assembly.
Puddle Lights*
Puddle lights are LED type. Have an authorized Acura dealer inspect and replace the
light assembly.
* Not available on all models
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