2016 MAZDA MODEL 3 4-DOOR engine oil

6–22
Maintenance and Care
Owner Maintenance
Owner Maintenance Precautions
The owner or a qualified service technician should make these vehicle inspections at the
indicated intervals to ensure safe and dependable operation.
Bring any problem to the attention of an Authorized Mazda Dealer or qualified service
technician as soon as possible.
When Refueling
 Brake and clutch fluid level (page 6-32) Engine coolant level (page 6-30) Engine oil level (page 6-30) Washer fluid level (page 6-32)
At Least Monthly
 Tire inflation pressures (page 6-43)
At Least Twice a Year (For Example, Every Spring and Fall)
You can do the following scheduled maintenance items if you have some mec\
hanical ability
and a few basic tools and if you closely follow the directions in this m\
anual.
 Engine coolant (page 6-30) Engine oil (page 6-27)
Improper or incomplete service may result in problems. This section gives instructions only
for items that are easy to perform.
As explained in the Introduction (page 6-2), several procedures can be done only by a
qualified service technician with special tools.
Improper owner maintenance during the warranty period may affect warranty coverage.
Refer to Introduction (page 6-2) for owner's responsibility in protecting your investment.
For details, read the separate Mazda Warranty statement provided with the vehicle. If you
are unsure about any servicing or maintenance procedure, have it done by\
an Authorized
Mazda Dealer.
There are strict environmental laws regarding the disposal of waste oil and fluids. Please
dispose of your waste properly and with due regard to the environment.
We recommend that you entrust the oil and fluid changes of your vehicle to an Authorized
Mazda Dealer.
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6–26
Maintenance and Care
Owner Maintenance
Engine Compartment Overview
Windshield washer fluid reservoirBrake/Clutch fluid reservoir
Engine oil dipstickBatteryFuse block
Cooling system cap Engine coolant reservoir
Engine oil-filler cap
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6–27
Maintenance and Care
Owner Maintenance
Engine Oil
NOTE
Changing the engine oil should be
performed by an Authorized Mazda
Dealer.
Refer to Introduction (page 6-2) for
owner's responsibility in protecting your
investment.
Recommended Oil
U.S.A., Canada, and Puerto Rico
Use SAE 0W-20 engine oil.
Mazda Genuine Oil is used in your
Mazda vehicle. Mazda Genuine 0W-20
Oil is required to achieve optimum fuel
economy.
For maintenance service, Mazda
recommends Mazda Genuine Parts and
Castrol
® (U.S.A. only).
(ILSAC)
Only use SAE 0W-20 oil “Certified For
Gasoline Engines” by the American
Petroleum Institute (API).
Oil with this trademark symbol conforms
to the current engine and emission system
protection standards and fuel economy
requirements of the International Lubricant
Standardization and Approval Committee
(ILSAC), comprised of U.S. and Japanese
automobile manufacturers.
80
60
40
20
0
–40 –20
30
100
4020100–10–20–30–40
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6–28
Maintenance and Care
Owner Maintenance
Except U.S.A., Canada, and Puerto Rico
Use SAE 5W-30 engine oil.
Oil container labels provide important
information.
A chief contribution this type of oil makes
to fuel economy is reducing the amount of
fuel necessary to overcome engine friction.
For maintenance service, Mazda
recommends Mazda Genuine Parts and
Castrol
® (Mexico only).
(ILSAC)
(Mexico)
Use SAE 5W-30 engine oil. If SAE 5W-30
engine oil is not available, use SAE 5W-20
engine oil.
The quality designation SM, or ILSAC
must be on the label.
80
60
40
20
0
–40 –20
30
100
4020100–10–20–30–40
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6–29
Maintenance and Care
Owner Maintenance
Vehicle Engine Control Unit Reset Procedure
NOTE
This procedure is intended for vehicles with the engine oil flexible maintenance setting
selected.
After replacing the engine oil, have a repair shop such as an Authorized Mazda Dealer
perform the initialization (engine oil data resetting) of the recorded\
value. If the value
recorded by the computer is not initialized, the wrench indicator light \
may not turn off or it
may turn on earlier than normal.
NOTE
The initialization (engine oil data resetting) of the recorded value can be performed using
the following procedure:
1. Switch the ignition OFF.
2. Switch the ignition ON with the selector pr essed, and press and hold the selector for
about 5 seconds until the master warning light flashes.

Selector
3. After the master warning light flashes for several seconds, the initialization is
completed.
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6–30
Maintenance and Care
Owner Maintenance
Inspecting Engine Oil Level
1. Be sure the vehicle is on a level
surface.
2. Warm up the engine to normal
operating temperature.
3. Turn it off and wait at least 5 minutes
for the oil to return to the oil pan.
4. Pull out the dipstick, wipe it clean, and
reinsert it fully.

MAXOK
MIN
5. Pull it out again and examine the level.
The level is normal if it is between the
MIN and MAX marks.
If it is near or below MIN, add enough
oil to bring the level to MAX.
CAUTION
Do not overfill the engine oil. This may
cause engine damage.
6. Make sure the O-ring on the dipstick is
positioned properly before reinserting
the dipstick.
7. Reinsert the dipstick fully .
Engine Coolant
Inspecting Coolant Level
WARNING
Do not use a match or live flame in the
engine compartment. DO NOT ADD
COOLANT WHEN THE ENGINE IS HOT:
A hot engine is dangerous. If the
engine has been running, parts of the
engine compartment can become very
hot. You could be burned. Carefully
inspect the engine coolant in the
coolant reservoir, but do not open it.
Pull over to a safe location, then
switch the ignition off and make sure
the fan is not running before attempting
to work near the cooling fan:Working near the cooling fan when it
is running is dangerous. The fan could
continue running indefinitely even if
the engine has stopped and the engine
compartment temperature is high. You
could be hit by the fan and seriously
injured.
Do not remove either cooling
system cap when the engine and
radiator are hot:When the engine and radiator are hot,
scalding coolant and steam may shoot
out under pressure and cause serious
injury.
NOTE
Changing the coolant should be done by
an Authorized Mazda Dealer.
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6–33
Maintenance and Care
Owner Maintenance
Inspect fluid level in the washer fluid
reservoir; add fluid if necessary.
L
Use plain water if washer fluid is
unavailable.
But use only washer fluid in cold weather
to prevent it from freezing.
NOTE
Front and rear washer fluid is supplied
from the same reservoir.
Body Lubrication
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 nonfreezing lubricant on
locks during cold weather.
Make sure the hood's secondary latch
keeps the hood from opening when the
primary latch is released.
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6–48
Maintenance and Care
Owner Maintenance
WARNING
Do not replace the xenon fusion bulbs
yourself:Replacing the xenon fusion bulbs
yourself is dangerous. Because the
xenon fusion bulbs require high
voltage, you could receive an electric
shock if the bulbs are handled
incorrectly. Consult an Authorized
Mazda Dealer when the replacement is
necessary.
Never touch the glass portion of a
halogen bulb with your bare hands
and always wear eye protection when
handling or working around the bulbs: When a halogen bulb breaks, it is
dangerous. These bulbs contain
pressurized gas. If one is broken, it will
explode and serious injuries could be
caused by the flying glass.
If the glass portion is touched with
bare hands, body oil could cause the
bulb to overheat and explode when lit.
Always keep halogen bulbs out of the
reach of children: Playing with a halogen bulb is
dangerous. Serious injuries could be
caused by dropping a halogen bulb or
breaking it some other way.
CAUTION
When removing the lens or lamp unit
using a flathead screwdriver, make
sure that the flathead screwdriver does
not contact the interior terminal. If
the flathead screwdriver contacts the
terminal, a short circuit may occur.
NOTE
 To replace the bulb, contact an
Authorized Mazda Dealer. If the halogen bulb is accidentally
touched, it should be cleaned with
rubbing alcohol before being used.
 Use the protective cover and carton for
the replacement bulb to dispose of the
old bulb promptly and out of the reach
of children.
Replacing Exterior Light Bulbs
Headlights (With xenon fusion
headlights)
Low/High beam bulbs
You cannot replace the low/high beam
bulbs by yourself. The bulbs must be
replaced at an Authorized Mazda Dealer.
Headlights (With halogen headlights)
Low-beam bulbs
1. If you are changing the right bulb, start
the engine, turn the steering wheel all
the way to the left, and turn off engine.
If you are changing the left bulb, turn
the steering wheel to the right, and turn
off engine.
2. Make sure the headlight switch is of f.
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