ignition MAZDA MODEL CX-5 2021 Service Manual

This is for improved exhaust gas
purification and does not indicate any
parts defect.
Engine-starting is controlled by the
spark ignition system.
This system meets all Canadian
Interference-Causing Equipment
Standard requirements regulating the
impulse electrical field strength of radio
noise.
1. Make sure you are carrying the key.
2. Occupants should fasten their seat belts.
3. Make sure the parking brake is on.
4. Continue to press the brake pedal firmly until the engine has completely
started.
5. Put the vehicle in park (P). If you must
restart the engine while the vehicle is
moving, shift into neutral (N).
NOTE
The starter will not operate if the
selector lever is not in P or N position
and the brake pedal is not depressed
sufficiently.
6. Verify that the KEY indicator light (green) (if equipped) in the instrument
cluster and the push button start
indicator light (green) illuminate.
Indicator light
Push button start
NOTE
If the push button start indicator
light (green) flashes, make sure that
the key is being carried (for vehicles
with a type A/type B instrument
cluster (page 7-23), messages are
displayed in the instrument cluster).
If the push button start indicator
light (green) flashes with the key
being carried, touch the key to the
push button start and start the
engine (for vehicles with a type A/
type B instrument cluster (page
7-23), messages are displayed in
the instrument cluster). Refer to
Engine Start Function When Key
Battery is Dead on page 4-8.
When Driving
Start/Stop Engine
4-6
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

CAUTION
If the KEY warning light (red)
illuminates, or the push button start
indicator light (amber) flashes, this
could indicate a problem with the
engine starting system. This may
prevent the engine from starting or
from switching the ignition to ACC or
ON (for vehicles with a type A/type B
instrument cluster (page 7-23),
messages are displayed in the
instrument cluster). Have your vehicle
inspected at an Authorized Mazda
Dealer as soon as possible.
NOTE
Under the following conditions, the
KEY warning light (red) flashes after
the push button start is pressed. This
informs the driver that the push
button start will not switch to ACC,
even if it is pressed from off (for
vehicles with a type A/type B
instrument cluster (page 7-23),
messages are displayed in the
instrument cluster).
The key battery is dead.
The key is out of operational
range.
The key is placed in areas where it
is difficult for the system to detect
the signal (page 3-8).
A key from another manufacturer
similar to the key is in the
operational range.
(Forced engine starting method)
4-7
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

After pressing the push button start
and before the engine starts, the
operation sound of the fuel pump
motor from near the fuel tank can be
heard, however, this does not
indicate a malfunction.
(SKYACTIV-D 2.2)
The starter does not rotate until
the glow indicator light turns off.
If the ignition is left switched ON
for a long period of time without
the engine running after the glow
plugs are warmed up, the glow
plugs may warm up again which
will illuminate the glow indicator
light.
When starting the engine, do not
release the brake pedal until the
glow indicator light in the
instrument cluster turns off and
the engine starts, after pressing
the push button start.
If the brake pedal is released
before the engine starts, depress
the brake pedal again and press
the push button start to start the
engine.
8. After starting the engine, let it idle for about 10 seconds.
NOTE
(SKYACTIV-G 2.5, SKYACTIV-G
2.5T)
Whether the engine is cold or
warm, it should be started without
the use of the accelerator.
If the engine does not start the first
time, refer to Starting a Flooded
Engine under Emergency Starting.
If the engine still does not start,
have your vehicle inspected by an
Authorized Mazda Dealer (page
7-16).
(SKYACTIV-D 2.2)
If the ambient temperature is lower
than about
－ 10 °C (14 °F), the
maximum engine speed may not be
attained for about 3 minutes after
the engine starts to protect the
engine.
▼ Engine Start Function When Key
Battery is Dead
CAUTION
When starting the engine by holding the
transmitter over the push button start due
to a dead key battery or a malfunctioning
key, be careful not to allow the following,
otherwise the signal from the key will not
be received correctly and the engine may
not start.

Metal parts of other keys or metal objects
touch the key.
When Driving
Start/Stop Engine
4-8
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

Spare keys or keys for other vehicles
equipped with an immobilizer system
touch or come near the key.
Devices for electronic purchases, or
security passage touch or come near the
key.
If the engine cannot be started due to a
dead key battery, the engine can be started
using the following procedure:
1. Continue to depress the brake pedal firmly until the engine has completely
started.
2. Make sure that the push button start
indication light (green) flashes.
3. Align the center area of the emblem on
the transmitter with the center area of
the push button start while the push
button start indicator light (green)
flashes.

Push button start
Indicator light
Key
Emblem
4. Make sure that the push button start
indicator light (green) turns on.
5. Press the push button start to start the
engine.
NOTE
The engine cannot be started unless
the brake pedal is fully depressed.
If there is a malfunction with the
push button start function, the push
button start indicator light (amber)
flashes. In this case, the engine may
start, however, have the vehicle
checked at an Authorized Mazda
Dealer as soon as possible.
If the push button start indicator
light (green) does not illuminate,
perform the operation from the
beginning again. If it does not
illuminate, have the vehicle checked
at an Authorized Mazda Dealer.
To switch the ignition position
without starting the engine, perform
the following operations after the
push button start indicator light
(green) turns on.
1. Release the brake pedal.
2. Press the push button start toswitch the ignition position. The
ignition switches in the order of
ACC, ON, and off each time the
push button start is pressed. To
switch the ignition position
again, perform the operation
from the beginning.
▼Emergency Operation for Starting
the Engine
If the KEY warning light (red) illuminates,
or the push button start indicator light
(amber) flashes, this could indicate that
the engine may not start using the usual
starting method (for
vehicles with a type
A/type B instrument cluster (page 7-23),
messages are displaye d in the instrument
cluster). Have your vehicle inspected at an
When Driving
Start/Stop Engine
4-9
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

Authorized Mazda Dealer as soon as
possible. If this occurs, the engine can be
force-started. Press and hold the push
button start until the engine starts. Other
procedures necessary for starting the
engine such as having the key in the cabin,
and depressing the brake pedal are
required.Turning the Engine Off
WA R N I N G
Do not stop the engine while the vehicle is
moving:
Stopping the engine while the vehicle is
moving for any reason other than in an
emergency is dangerous. Stopping the
engine while the vehicle is moving will
result in reduced braking ability due to the
loss of power braking, which could cause
an accident and serious injury.
1. Stop the vehicle completely.
2. Shift the selector lever to the Pposition and set the parking brake.
3. Press the push butt on start to turn off
the engine. The igniti on position is off.
CAUTION
When leaving the vehicle, make sure the
push button start is
off.
 (SKYACTIV-D 2.2)
If the engine is started and stopped
repeatedly before it warms up, the
engine may speed up while the vehicle is
stopped to clean the engine internally.
Do not stop the engine until the engine
returns to running at its normal speed.
NOTE
(SKYACTIV-G 2.5)
The cooling fan in the engine
compartment could turn on for a few
minutes after the ignition is switched
from ON to OFF, whether or not the A/C
is on or off, to cool the engine
compartment quickly.
When Driving
Start/Stop Engine
4-10
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

If the system detects that the remaining
battery power of the key is low when the
ignition is switched from ON to ACC or
OFF, the following is indicated.
Replace with a new battery before the
key becomes unusable.
Refer to Key Battery Replacement on
page 6-41.
(Vehicle equipped with Type A/B
instrument cluster)
A message is indicated in the display of
the instrument cluster.
(Vehicle equipped with Type C
instrument cluster)
The KEY indicator light (green) flashes
for approximately 30 seconds.
Refer to Taking Action on page 7-33.
If the engine is turned off while the
selector lever is in a position other than
P, the ignition switches to ACC.
▼Emergency Engine Stop
Continuously pressing the push button
start or quickly pressing it any number of
times while the engine is running or the
vehicle is being driven will turn the engine
off immediately. The ignition switches to
ACC.
When Driving
Start/Stop Engine
4-11
CX-5_8JM9-EA-20G_Edition6_old
2021-12-9 11:43:53

The screen content changes each time the dashboard illumination knob is pressed and held.
Gauge indication
Display off
Numerical indication
Press and hold
dashboard illumination
knob
Press and hold dashboard
illumination knob
Press and hold dashboard
illumination knob
▼
Odometer, Trip Meter and Trip
Meter Selector
The odometer is constantly displayed on
the screen when the
ignition is switched
ON, and the TRIP A or TRIP B screen can
When Driving
Instrument Cluster and Display
4-16
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

CAUTION
If the engine coolant temperature gauge needle is
in the red range, there is the possibility of
overheating. Drive slowly to reduce engine load
until you can find a safe place to stop the vehicle
and wait for the engine to cool down.
Refer to Overheating on page 7-18.
NOTE
(SKYACTIV-G 2.5T, SKYACTIV-D 2.2)
If the engine coolant temperature is high
or the engine is hot, the engine output
may be limited.
▼ Fuel Gauge
The fuel gauge shows approximately how
much fuel is remaining in the tank when
the ignition is
switched ON. We
recommend keeping the tank over 1/4 full.

Full
1/4 Full
Empty
If the low fuel warning light illuminates or
the fuel level is very low, refuel as soon as
possible.
If inconsistency in engine performance or
stalling occurs due to low fuel level
conditions, refuel the vehicle as soon as
possible and add at least 10 L (2.7 US gal,
2.2 Imp gal) of fuel.
Refer to Taking Action on page 7-33.
NOTE
After refueling, it may require some time
for the indicator to st abilize. In addition,
the indicator may deviate while driving
on a slope or curve since the fuel moves
in the tank.
The direction of the arrow (
4-18
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

The brightness of the instrument cluster
and dashboard illuminations can be
adjusted by rotating the knob.
The brightness decreases by rotating the
knob to the left. A beep sound will be
heard when the knob has been rotated to
the maximum dim position.
The brightness increases by rotating the
knob to the right.
DimBright
Function for canceling illumination
dimmer
The illumination dimmer can be canceled
by rotating the dashboard illumination
knob to the right until a beep sound is
heard while the instrument cluster is
dimmed with the ign ition switched ON. If
the instrument cluster's visibility is
reduced due to glare from surrounding
brightness, cancel the illumination
dimmer.
NOTE
When the illumina tion dimmer is
canceled, the instrument cluster cannot
be dimmed even if the lights are turned
on.
When the illumina tion dimmer is
canceled, the screen in the center
display switches to constant display of
the daytime screen.
▼ Speed Unit Selector
In some countries, you may have to
change the speed units between km/h and
mph.
When pressing the dashboard illumination
knob, the speed units in the instrument
cluster will change.

Dashboard illumination knob
▼Outside Temperature Display
When the ignition is
switched ON, the
outside temperature is displayed.

NOTE
Under the following conditions, the
outside temperature display may differ
from the actual outside temperature
depending on the surroundings and
vehicle conditions:
Significantly cold or hot temperatures.
Sudden changes in outside
temperature.
The vehicle is parked.
The vehicle is driven at low speeds.
Changing the Temperature Unit of the
Outside Temperature Display
The outside temperature unit can be
switched between Celsius and Fahrenheit.
When Driving
Instrument Cluster and Display
4-19
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

▼Current Fuel Economy
This displays the cu
rrent fuel economy by
calculating the amount of fuel
consumption and the distance traveled.

NOTE
Indicates the 0 position when the vehicle
speed is about 5 km/h (3 mph) or slower.
The red arrow on the scale indicates the
average fuel economy.
▼ Maintenance Monitor (Except
SKYACTIV-D 2.2)
The following maintenance period
notifications can be displayed by turning
the Maintenance Monitor on.
Scheduled Maintenance
Tire Rotation
Oil Change
When the remaining days to the
maintenance period is 15 days or less, or
the remaining distance is 1,000 km (600
miles) or shorter, a message is indicated
when the ignition is switched ON.
For the setting method and indications for
the maintenance monitor, refer to the
Maintenance Monitor.
Refer to the Applications (Mazda Connect
(Type A))/Information (Mazda Connect
(Type B)) section in the Mazda Connect
Owner's Manual.
▼ Remaining Diesel Exhaust Fluid
(DEF) and Maximum Driving
Distance Display (SKYACTIV-D
2.2)
The remaining amount of DEF and the
remaining-distance-to-empty indications
are displayed when the ignition is
switched ON.

If the remaining amount of DEF is low or
there is a problem with the Selective
Catalytic Reduction (SCR) system and
there is less maximum remaining driving
distance, the remaining-distance-to-empty
indication is continuously displayed.

If the remaining amount of DEF is low or
there is a problem with the SCR system,
the SCR warning light turns on/flashes and
a warning message is displayed.
Refer to Selective Catalytic Reduction
(SCR) System Indications on page 4-261.
When Driving
Instrument Cluster and Display
4-21
CX-5_8JM9-EA-20G_Edition6_old
2021-12-9 11:43:53