2024 MAZDA CX90 engine

Always keep lead-acid
batteries out of the reach of children.
Allowing children to play near
lead-acid batteries is dangerous.
Lead-acid battery fluid could cause
serious injuries if it gets in the eyes or
on the skin.
Keep flames and sparks
away from lead-acid battery cells and
do not allow metal tools to contact
the positive (+) or negative (-)
terminal of the lead-acid battery
when working near a lead-acid
battery. Do not allow the positive (+)
terminal to contact the vehicle body.
Flames and sparks near lead-acid
battery cells are dangerous. Hydrogen
gas, produced during normal lead-acid
battery operation, could ignite and
cause the lead-acid battery to explode.
An exploding lead-acid battery can
cause serious burns and injuries. Keep
all flames including cigarettes and
sparks away from lead-acid battery
cells.
Keep all flames and
sparks away from lead-acid battery
cells because hydrogen gas is
produced from lead-acid battery cells
while charging the lead-acid battery
or adding lead-acid battery fluid.
Flames and sparks near lead-acid
battery cells are dangerous. Hydrogen
gas, produced during normal lead-acid
battery operation, could ignite and
cause the lead-acid battery to explode.
An exploding lead-acid battery can
cause serious burns and injuries. Keep
all flames including cigarettes and
sparks away from lead-acid battery
cells.

Before performing lead-acid battery
maintenance, remove the hole cover
and the lead-acid battery cover.
Removing the Hole Cover
1.
2.
Inspection and Servicing/Cleaning
Engine Compartment Inspection
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3.

Installing the Hole Cover
1. Insert the hole cover into the cowlgrille.
Make sure that the hole cover holds
the cowl grille and the knobs are in
the correct position.
1. The hole cover
2. The cowl grille
2.

Removing the Lead-acid Battery Cover

Maintaining Lead-acid Battery
To get the best service from a lead-acid
battery:
Keep it securely mounted.Keep the top clean and dry.Keep terminals and connections
clean, tight, and coated with
petroleum jelly or terminal grease.
Rinse off spilled electrolyte
immediately with a solution of water
and baking soda.
Inspection and Servicing/Cleaning
Engine Compartment Inspection
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If the vehicle will not be used for an
extended time, disconnect the
lead-acid battery cables and charge
the lead-acid battery every 6 weeks.


Replacing lead-acid battery
Contact an Authorized Mazda Dealer
for lead-acid battery replacement.
Replacing the Fuses
Contact an Authorized Mazda Dealer
for fuse replacement.
Inspection and Servicing/Cleaning
Engine Compartment Inspection
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Inspecting BodyLubrication
All moving points of the body, such as
door and hood hinges and locks,
should be lubricated each time the
engine oil is changed. Use a
non-freezing lubricant on locks during
cold weather.

Make sure the hood's secondary latch
keeps the hood from opening when
the primary latch is released.
Inspection and Servicing/Cleaning
Engine Compartment Inspection
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Air ConditionerMaintenance
Before Using the Air Conditioner
Lack of refrigerant may make the air
conditioner less efficient.
The refrigerant specifications are
indicated on a label attached to the
inside of the engine compartment. If
the wrong type of refrigerant is used, it
could result in a serious malfunction of
the air conditioner. Consult a
professional, government certified
repairer for the inspection or repair
because a special device is required for
the air conditioner maintenance.
For details, consult an Authorized
Mazda Dealer.
Air filter
An air filter with pollen and dust
collecting function is equipped. To
ensure safe and comfortable use of the
air conditioner, have the air filter
replaced periodically.
For details, consult an Authorized
Mazda Dealer.
NOTE
If the airflow of the climate control
system significantly decreases, the airfilter may be clogged. Replace the air
filter.
If the vehicle is driven in areas with
large amounts of dust and heavytraffic such as in large cities and cold
regions, the air filter may need to be
replaced more frequently.
Inspection and Servicing/Cleaning
Vehicle Interior Inspection
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Exterior Maintenance
WARNING
Dry off brakes that have become wet
by driving slowly, releasing the
accelerator pedal and lightly applying
the brakes several times until the
brake performance returns to normal.
Driving with wet brakes is dangerous.
Increased stopping distance or the
vehicle pulling to one side when
braking could result in a serious
accident. Light braking will indicate
whether the brakes have been
affected.
CAUTION
Before lifting the windshield wiper
blades off the windshield, always
follow the procedure for moving the
windshield wiper blades. Otherwise,
a wiper blade, wiper arm, or the
hood could be damaged.
Refer to the Replacing Windshield
Wiper Blade Rubbers section (page
9-23) for the procedure on how to
move the windshield wiper blades to
the service position.
 When the vehicle power is switched
ON and the wiper lever is in the
AUTO position, the windshield
wipers may operate automatically in
the following cases:
The area of the windshield above the
rain sensor is touched or wiped with
a cloth.
The windshield or the rain sensor
area in the cabin is hit.
When the vehicle power is switched
ON and the wiper lever is in the
AUTO position, do not touch the
windshield or the windshield wipers
Otherwise, the windshield wipers
will operate automatically which
could catch your fingers or damage
the windshield wipers.
When removing ice or snow, or
cleaning the windshield, always
make sure the wiper lever is in the
OFF position.
 Do not spray water in the engine
compartment. Otherwise, it could
result in engine-starting problems or
damage to electrical parts.
 When washing and waxing the
vehicle, be careful not to apply
excessive force to any single area of
the vehicle roof. Otherwise, you
could dent the vehicle.
 Make sure that the fuel-filler lid is
closed and lock the doors.
Otherwise, the fuel-filler lid may be
forcefully opened by water pressure
causing damage to the vehicle or
fuel-filler lid.
 (Vehicles with hands-free liftgate)
When washing or waxing the vehicle,
turn off the hands-free liftgate using
the Mazda Connect or do not bring
the transmitter into the area around
the liftgate. Otherwise, the liftgate
could open unexpectedly resulting in
an accident. Refer to Power Liftgate
section (page 4-21).
 Do not use steel wool, abrasive
cleaners, or strong detergents
containing highly alkaline or caustic
agents on chrome-plated or
anodized aluminum parts. This may
damage the protective coating; also,
cleaners and detergents may discolor
or deteriorate the paint.
Inspection and Servicing/Cleaning
Exterior Maintenance
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If organic solvents such as gasoline,
oil, engine coolant, or battery fluid,
get on the exterior, wipe it off
immediately.
 Do not use wax containing
compounds, organic solvents such as
gasoline or benzen e, alcohols, acidic
or alkaline detergents, or bleach for
cleaning.Wheel Maintenance
CAUTION
 If there is seawater or anti-freezing
agent on the wheels, wash it
off with
water as soon as possible.
 Do not use any detergent other than
mild detergent. Before using any
detergent, verify the ingredients.
Otherwise, the product could
discolor or stain the aluminum
wheels.
Inspection and Servicing/Cleaning
Exterior Maintenance
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Cell Phones.......................... 10-26Cell Phones Warning.......... 10-26
Uniform Tire Quality Grading System
(UTQGS).............................. 10-27 Uniform Tire Quality Grading
System (UTQGS)................ 10-27
Tread Wear........................ 10-27
Traction-AA, A, B, C........... 10-28
Temperature-A, B, C.......... 10-28
UNIFORM TIRE QUALITY
GRADING......................... 10-29
Tire Information (U.S.A.)........ 10-30 Tire Labeling...................... 10-30
Information on Passenger Vehicle
Tires.................................. 10-30
Information on Temporary
Tires.................................. 10-33
Location of the Tire Label
(Placard)........................... 10-34
Recommended Tire Inflation
Pressure............................ 10-34
Checking Tire Pressure........10-35
Glossary of Terms............... 10-36
Tire Maintenance............... 10-37
Tire Inflation Pressure......... 10-37
Tire Rotation...................... 10-38
Replacing a Tire................. 10-38
Safety Practices.................. 10-39
Vehicle Loading................. 10-40
Steps for Determining the Correct
Load Limit......................... 10-45
Declaration of Conformity..... 10-46 Keyless Entry System/Immobilizer
System.............................. 10-46
HomeLink Wireless Control
System.............................. 10-47Charging........................... 10-48
Tire Pressure Monitoring
System.............................. 10-49
Front Radar Sensor System ...........
........................................ 10-50
Front Side Radar Sensor System/
Rear Side Radar Sensor
System.............................. 10-51
Audio System.................... 10-52
Radio System..................... 10-54
Data Communication
System.............................. 10-55
Wireless Charger (Qi)......... 10-58
Identification Numbers.......... 10-59 Ve h i c l e I d e n t i fi c a t i o n
Number............................ 10-59
Motor Vehicle Safety Standard
Label.................................10-59
Chassis Number................ 10-60
Vehicle Emission Control
Information Label.............. 10-60
Tire Pressure Label..............10-61
Engine Number..................10-61
Vehicle Specification............. 10-62 Engine...............................10-62
Charge System................... 10-63
High Voltage Battery...........10-64
Electrical System................ 10-65
Lubricant Quality............... 10-66
Capacities......................... 10-67
Dimensions....................... 10-68
Weights.............................10-69
Light Bulbs.........................10-70
Tires.................................. 10-71
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