ECU MAZDA MODEL CX-5 2021 Service Manual

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

SignalWarning Page
Engine Oil Level Warning Light*17-33
Seat Belt Warning Light (Front seat) 7-33
(Red)Seat Belt Warning Light (Rear seat) 7-33
*Low Washer Fluid Level Warning Indication
7-33
Door-Ajar Warning Indication
7-33
Liftgate-Ajar Warning Indication 7-33
Door-Ajar Warning Light7-33
*1 The light turns on when the ignition is switched on for an operation check, and turns off a few seconds later or
when the engine is started. If the light does not turn on or remains turned on, have the vehicle inspected at an
Authorized Mazda Dealer.
*2 The light turns on continuously when the parking brake is applied.
▼ Indication/Indicator Lights
These lights turn on or flash to notify the user of the system operation status or a system
malfunction.
Signal
Indicator Page
(Green)Seat Belt Indicator Light (Rear seat) 2-30
*Front Passenger Air Bag Deactivation Indicator Light*12-71
Security Indicator Light*13-47
Wrench Indication
4-29
*Glow Indicator Light*14-29
*Diesel Particulate Filter Indication4-260
When Driving
Instrument Cluster and Display
4-26*Some models.
CX-5_8JM9-EA-20G_Edition6_old
2021-12-9 11:43:53

SignalWarning Page
Engine Oil Level Warning Light*17-33
Seat Belt Warning Light (Front seat) 7-33
(Red)Seat Belt Warning Light (Rear seat) 7-33
*Low Washer Fluid Level Warning Indication
7-33
Door-Ajar Warning Indication
7-33
Liftgate-Ajar Warning Indication7-33
*1 The light turns on when the ignition is switched on for an operation check, and turns off a few seconds later or
when the engine is started. If the light does not turn on or remains turned on, have the vehicle inspected at an
Authorized Mazda Dealer.
*2 The light turns on continuously when the parking brake is applied.
▼ Indication/Indicator Lights
These lights turn on or flash to notify the us
er of the system operation status or a system
malfunction.
Signal Indicator Page
(Green)Seat Belt Indicator Light (Rear seat) 2-30
*Front Passenger Air Bag Deactivation Indicator Light*12-71
Security Indicator Light*13-47
Wrench Indication
4-46
(Blue)Low Engine Coolant Temperature Indicator Light 4-46
*Glow Indicator Light*14-46
When Driving
Instrument Cluster and Display
*Some models.4-43
CX-5_8JM9-EA-20G_Edition6_old
2021-12-9 11:43:53

*1 The light turns on when the ignition is switched on for an operation check, and turns off a few seconds later orwhen the engine is started. If the light does not turn on or remains turned on, have the vehicle inspected at an
Authorized Mazda Dealer.
*2 The light turns on continuously when the parking brake is applied.
▼ Indication/Indicator Lights
These lights turn on or flash to notify the us
er of the system operation status or a system
malfunction.
Signal Indicator Page
(Green)Seat Belt Indicator Light (Rear seat) 2-30
*Front Passenger Air Bag Deactivation Indicator Light*12-71
(Green)KEY Indicator Light 4-5
Security Indicator Light*13-47
Wrench Indication/Indicator Light*14-58
Shift Position Indication
4-65
Lights-On Indication/Indicator Light 4-74
Headlight High-Beam Indicator LightHeadlight
High-Low Beam 4-78
Flashing the Headlights 4-78
Turn Signal/Hazard Warning Indicator Lights Turn and
Lane-Change Signals4-81
Hazard Warning Flasher4-89
(Green) Brake Pedal Operation demand Indicator Light 4-98
AUTOHOLD Active Indicator Light*14-104
When Driving
Instrument Cluster and Display
*Some models.4-57
CX-5_8JM9-EA-20G_Edition6_old
2021-12-9 11:43:53

parking brake is applied, the EPB switch
indicator light turns on.
Indicator light
WARNING
Do not drive the vehicle with the parking
brake applied:
If the vehicle is driven with the parking
brake applied, the brake parts may
generate heat and the brake system may
not operate, leading to an accident.
Before driving, release the parking brake
and verify that the EPB indicator light is
turned off.
NOTE
The parking brake cannot be applied or
released while the vehicle battery is
dead.
If the EPB is repeatedly applied and
released it may stop operating to
prevent overheating of the motor. If this
occurs, wait approx. 1 minute before
operating the EPB switch again.
An operation sound occurs when
applying or releasing the parking brake,
however, this does not indicate a
malfunction.
If the EPB is not used for long periods,
an automatic inspection of the system is
performed while the vehicle is parked.
An operation sound can be heard,
however, this does not indicate a
problem.
When the parking brake is applied and
the ignition is switched OFF, an
operation sound can be heard, however,
this does not indicate a problem.
The brake pedal may move while the
parking brake is being applied or
released, however, this does not indicate
a problem.
If the EPB switch is continually pulled
while driving the vehicle, the parking
brake will be applied and the EPB
warning beep will be activated. When
the switch is released, the parking brake
is released and the beep stops.
If the parking brake is applied with the
ignition switched off or in ACC, the EPB
indicator light in the instrument cluster
and the indicator light in the switch may
turn on for 15 seconds.
When running the vehicle through an
automatic car wash, it may be necessary
to switch the ignition off with the
parking brake released depending on
the type of automatic car wash.
When applying the parking brake
The parking brake can be applied
regardless of the ignition switch position.
Securely depress the brake pedal and pull
up the EPB switch.
The parking brake is applied and the EPB
indicator light and the EPB switch
indicator light turn on.
When Driving
Brake
4-99
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

CAUTION
YOU EXPRESSLY ACKNOWLEDGE AND AGREE THAT USE OF APPLE CARPLAY™ (“THE
APPLICATION”) IS AT YOUR SOLE RISK AND THAT THE ENTIRE RISK AS TO SATISFACTORY
QUALITY, PERFORMANCE, ACCURACY AND EFFO RT IS WITH YOU TO THE MAXIMUM EXTENT
PERMITTED BY APPLICABLE LAW, AND THAT THE APPLICATION AND INFORMATION ON THE
APPLICATION IS PROVIDED “AS IS” AND “AS AVAILABLE”, WITH ALL FAULTS AND WITHOUT
WARRANTY OF ANY KIND, AND MAZDA HE REBY DISCLAIMS ALL WARRANTIES AND
CONDITIONS WITH RESPECT TO THE APPLICATION AND INFORMATION ON THE
APPLICATION, EITHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT NOT LIMITED TO,
THE IMPLIED WARRANTIES AND/OR CONDITIO NS OF MERCHANTABILITY, SATISFACTORY
QUALITY, FITNESS FOR A PARTICULAR PURPOSE, ACCURACY, QUIET ENJOYMENT, AND
NONINFRINGEMENT OF THIRD PARTY RIGHTS. AS EXAMPLES, AND WITHOUT LIMITATION,
MAZDA DISCLAIMS ANY WARRANTY REGARDING THE ACCURACY OF DATA PROVIDED BY
THE APPLICATION, SUCH AS THE ACCURACY OF DIRECTIONS, ESTIMATED TRAVEL TIME,
SPEED LIMITS, ROAD CONDITIONS, NEWS, WEATHER, TRAFFIC, OR OTHER CONTENT
PROVIDED BY APPLE, ITS AFFILIATES, OR THIRD PARTY PROVIDERS; MAZDA DOES NOT
GUARANTEE AGAINST LOSS OF APPLICATION DATA, WHICH MAY BE LOST AT ANY TIME;
MAZDA DOES NOT GUARANTEE THAT THE APPLICATION OR ANY SERVICES PROVIDED
THROUGH THEM WILL BE PROVIDED AT ALL TIMES OR THAT ANY OR ALL SERVICES WILL BE
AVAILABLE AT ANY PARTICULAR TIME OR LOCATION. FOR EXAMPLE, SERVICES MAY BE
SUSPENDED OR INTERRUPTED WITHOUT NOTICE FOR REPAIR, MAINTENANCE, SECURITY
FIXES, UPDATES, ETC., SERVICES MAY BE UNAVAILABLE IN YOUR AREA OR LOCATION, ETC.
IN ADDITION, YOU UNDERSTAND THAT CH ANGES IN THIRD PARTY TECHNOLOGY OR
GOVERNMENT REGULATION MAY RENDER THE SERVICES AND/OR APPLICATIONS
OBSOLETE AND/OR UNUSABLE.
TO THE EXTENT NOT PROHIBITED BY LAW, IN NO EVENT SHALL MAZDA OR ITS AFFILIATES
BE LIABLE FOR PERSONAL INJURY, OR ANY INCIDENTAL, SPECIAL, INDIRECT OR
CONSEQUENTIAL DAMAGES WHAT SOEVER, INCLUDING, WITHOUT LIMITATION, DAMAGES
FOR LOSS OF PROFITS, CORRUPTION OR LOSS OF DATA, FAILURE TO TRANSMIT OR RECEIVE
ANY DATA, BUSINESS INTERRUPTION OR ANY OTHER COMMERCIAL DAMAGES OR LOSSES,
ARISING OUT OF OR RELATED TO THE APPLICAT ION OR YOUR USE OF OR INABILITY TO USE
THE APPLICATION OR INFORMATION ON THE APPLICATION.
 When using Apple CarPlay™, please avoid distraction and use Apple CarPlay™ responsibly.
Stay fully aware of driving conditions and always obey applicable laws.
NOTE
Apple CarPlay™ is provided by Apple® and its use is subject to your agreement to the
Apple CarPlay™ terms of use, which are included as part of the Apple iOS terms of use.
When using Apple CarPlay™, location, speed, and other vehicle data is transferred to
your iPhone
®. For further details, refer to Apple®’s Privacy Policy.
Interior Features
Mazda Connect (Mazda Connect (Type A))
5-26
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

Android Auto™
CAUTION
YOU EXPRESSLY ACKNOWLEDGE AND AGREE THAT USE OF ANDROID AUTO™ (“THE
APPLICATION”) IS AT YOUR SOLE RISK AND THAT THE ENTIRE RISK AS TO SATISFACTORY
QUALITY, PERFORMANCE, ACCURACY AND EFFO RT IS WITH YOU TO THE MAXIMUM EXTENT
PERMITTED BY APPLICABLE LAW, AND THAT THE APPLICATION AND INFORMATION ON THE
APPLICATION IS PROVIDED “AS IS” AND “AS AVAILABLE,” WITH ALL FAULTS AND WITHOUT
WARRANTY OF ANY KIND, AND MAZDA HERE BY DISCLAIMS ALL WARRANTIES AND
CONDITIONS WITH RESPECT TO THE APPLICATION AND INFORMATION ON THE
APPLICATION, EITHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT NOT LIMITED TO,
THE IMPLIED WARRANTIES AND/OR CONDITIONS OF MERCHANTABIL ITY, SATISFACTORY
QUALITY, FITNESS FOR A PARTICULAR PURP OSE, ACCURACY, QUIET ENJOYMENT, AND
NONINFRINGEMENT OF THIRD PARTY RIGHTS. AS EXAMPLES, AND WITHOUT LIMITATION,
MAZDA DISCLAIMS ANY WARRANTY REGARDING THE ACCURACY OF DATA PROVIDED BY
THE APPLICATION, SUCH AS THE ACCURACY OF DIRECTIONS, ESTIMATED TRAVEL TIME,
SPEED LIMITS, ROAD CONDITIONS, NEWS, WEATHER, TRAFFIC, OR OTHER CONTENT
PROVIDED BY GOOGLE, ITS AFFILIATES, OR THIRD PARTY PROVIDERS; MAZDA DOES NOT
GUARANTEE AGAINST LOSS OF APPLICATION DATA, WHICH MAY BE LOST AT ANY TIME;
MAZDA DOES NOT GUARANTEE THAT THE APPLICATION OR ANY SERVICES PROVIDED
THROUGH THEM WILL BE PROVIDED AT ALL TI MES OR THAT ANY OR ALL SERVICES WILL BE
AVAILABLE AT ANY PARTICULAR TIME OR LOCATION. FOR EXAMPLE, SERVICES MAY BE
SUSPENDED OR INTERRUPTED WITHOUT NOTI CE FOR REPAIR, MAINTENANCE, SECURITY
FIXES, UPDATES, ETC., SERVIC ES MAY BE UNAVAILABLE IN YOUR AREA OR LOCATION, ETC.
IN ADDITION, YOU UNDERSTAND THAT CHANGES IN THIRD PARTY TECHNOLOGY OR
GOVERNMENT REGULATION MAY RENDER THE SERVICES AND/OR APPLICATIONS
OBSOLETE AND/OR UNUSABLE.
TO THE EXTENT NOT PROHIBITED BY LAW, IN NO EVENT SHALL MAZDA OR ITS AFFILIATES
BE LIABLE FOR PERSONAL INJURY, OR ANY INCIDENTAL, SPECIAL, INDIRECT OR
CONSEQUENTIAL DAMAGES WHATSOEVER, INCLUDING, WITHOUT LIMITATION, DAMAGES
FOR LOSS OF PROFITS, CORRUPTION OR LOSS OF DATA, FAILURE TO TRANSMIT OR RECEIVE
ANY DATA, BUSINESS INTERRUPTION OR AN Y OTHER COMMERCIAL DAMAGES OR LOSSES,
ARISING OUT OF OR RELATED TO THE APPLICATION OR YOUR USE OF OR INABILITY TO USE
THE APPLICATION OR INFORMATION ON THE APPLICATION.
 When using Android Auto™, please avoid di straction and use Android Auto™ responsibly.
Stay fully aware of driving conditions and always obey applicable laws.
Interior Features
Mazda Connect (Mazda Connect (Type A))
5-27
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

Apple CarPlay™
CAUTION
YOU EXPRESSLY ACKNOWLEDGE AND AGREE THAT USE OF APPLE CARPLAY™ (“THE
APPLICATION”) IS AT YOUR SOLE RISK AND THAT THE ENTIRE RISK AS TO SATISFACTORY
QUALITY, PERFORMANCE, ACCURACY AND EFFO RT IS WITH YOU TO THE MAXIMUM EXTENT
PERMITTED BY APPLICABLE LAW, AND THAT THE APPLICATION AND INFORMATION ON THE
APPLICATION IS PROVIDED “AS IS” AND “AS AVAILABLE”, WITH ALL FAULTS AND WITHOUT
WARRANTY OF ANY KIND, AND MAZDA HE REBY DISCLAIMS ALL WARRANTIES AND
CONDITIONS WITH RESPECT TO THE APPLICATION AND INFORMATION ON THE
APPLICATION, EITHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT NOT LIMITED TO,
THE IMPLIED WARRANTIES AND/OR CONDITIO NS OF MERCHANTABILITY, SATISFACTORY
QUALITY, FITNESS FOR A PARTICULAR PURPOSE, ACCURACY, QUIET ENJOYMENT, AND
NONINFRINGEMENT OF THIRD PARTY RIGHTS.
AS EXAMPLES, AND WITHOUT LIMITATION, MAZDA DISCLAIMS ANY WARRANTY
REGARDING THE ACCURACY OF DATA PROVIDED BY THE APPLICATION, SUCH AS THE
ACCURACY OF DIRECTIONS, ESTIMATED TRAVEL TIME, SPEED LIMITS, ROAD CONDITIONS,
NEWS, WEATHER, TRAFFIC, OR OTHER CONTEN T PROVIDED BY APPLE, ITS AFFILIATES, OR
THIRD PARTY PROVIDERS; MAZDA DOES NOT GUARANTEE AGAINST LOSS OF APPLICATION
DATA, WHICH MAY BE LOST AT ANY TIME; MAZDA DOES NOT GUARANTEE THAT THE
APPLICATION OR ANY SERVICES PROVIDED TH ROUGH THEM WILL BE PROVIDED AT ALL
TIMES OR THAT ANY OR ALL SERVICES WILL BE AVAILABLE AT ANY PARTICULAR TIME OR
LOCATION. FOR EXAMPLE, SERVICES MAY BE SUSPENDED OR INTERRUPTED WITHOUT
NOTICE FOR REPAIR, MAINTENANCE, SECURITY FIXES, UPDATES, ETC., SERVICES MAY BE
UNAVAILABLE IN YOUR AREA OR LOCATION, ETC.
IN ADDITION, YOU UNDERSTAND THAT CH ANGES IN THIRD PARTY TECHNOLOGY OR
GOVERNMENT REGULATION MAY RENDER THE SERVICES AND/OR APPLICATIONS
OBSOLETE AND/OR UNUSABLE. TO THE EXTENT NOT PROHIBITED BY LAW, IN NO EVENT
SHALL MAZDA OR ITS AFFILIATES BE LIABLE FOR PERSONAL INJURY, OR ANY INCIDENTAL,
SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES WHATSOEVER, INCLUDING, WITHOUT
LIMITATION, DAMAGES FOR LOSS OF PROFITS, CORRUPTION OR LOSS OF DATA, FAILURE
TO TRANSMIT OR RECEIVE ANY DATA, BUSINESS INTERRUPTION OR ANY OTHER
COMMERCIAL DAMAGES OR LOSSES, ARISING OU T OF OR RELATED TO THE APPLICATION
OR YOUR USE OF OR INABILITY TO USE THE APPLICATION OR INFORMATION ON THE
APPLICATION.
 When using Apple CarPlay™, please avoid distraction and use Apple CarPlay™ responsibly.
Stay fully aware of driving conditions and always obey applicable laws.
Interior Features
Mazda Connect (Mazda Connect (Type B))
5-46
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

NOTE
Apple CarPlay™ is provided by Apple® and its use is subject to your agreement to the
Apple CarPlay™ terms of use, which are incl uded as part of the Apple iOS terms of use.
When using Apple CarPlay™, location, speed, and other vehicle data is transferred to
your iPhone
®. For further details, refer to Apple®’s Privacy Policy.
Android Auto™
 YOU EXPRESSLY ACKNOWLEDGE AND AGREE THAT USE OF ANDROID AUTO™ (“THE
APPLICATION”) IS AT YOUR SOLE RISK AND THAT THE ENTIRE RISK AS TO SATISFACTORY
QUALITY, PERFORMANCE, ACCURACY AND EFFO RT IS WITH YOU TO THE MAXIMUM EXTENT
PERMITTED BY APPLICABLE LAW, AND THAT THE APPLICATION AND INFORMATION ON THE
APPLICATION IS PROVIDED “AS IS” AND “AS AVAILABLE,” WITH ALL FAULTS AND WITHOUT
WARRANTY OF ANY KIND, AND MAZDA HERE BY DISCLAIMS ALL WARRANTIES AND
CONDITIONS WITH RESPECT TO THE APPLICATION AND INFORMATION ON THE
APPLICATION, EITHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT NOT LIMITED TO,
THE IMPLIED WARRANTIES AND/OR CONDITIONS OF MERCHANTABIL ITY, SATISFACTORY
QUALITY, FITNESS FOR A PARTICULAR PURP OSE, ACCURACY, QUIET ENJOYMENT, AND
NONINFRINGEMENT OF THIRD PARTY RIGHTS.
AS EXAMPLES, AND WITHOUT LIMITATI ON, MAZDA DISCLAIMS ANY WARRANTY
REGARDING THE ACCURACY OF DATA PROVIDED BY THE APPLICATION, SUCH AS THE
ACCURACY OF DIRECTIONS, ESTIMATED TRAVEL TIME, SPEED LIMITS, ROAD CONDITIONS,
NEWS, WEATHER, TRAFFIC, OR OTHER CONTEN T PROVIDED BY GOOGLE, ITS AFFILIATES, OR
THIRD PARTY PROVIDERS; MAZDA DOES NOT GUARANTEE AGAINST LOSS OF APPLICATION
DATA, WHICH MAY BE LOST AT ANY TIME; MAZDA DOES NOT GUARANTEE THAT THE
APPLICATION OR ANY SERVICES PROVIDED THROUGH THEM WILL BE PROVIDED AT ALL
TIMES OR THAT ANY OR ALL SERVICES WILL BE AVAILABLE AT ANY PARTICULAR TIME OR
LOCATION. FOR EXAMPLE, SERVICES MAY BE SUSPENDED OR INTERRUPTED WITHOUT
NOTICE FOR REPAIR, MAINTENANCE, SECURITY FIXES, UPDATES, ETC., SERVICES MAY BE
UNAVAILABLE IN YOUR AREA OR LOCATION, ETC.
Interior Features
Mazda Connect (Mazda Connect (Type B))
5-47
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53

http://www.mazda.ca/en/digital-owners-manual/2021/connectedservice/
(U.S.A. and Canada)
Privacy Policy
Mazda maintains a Privacy Statement which describes how we collect, use, share, store and
secure data from your vehicle equipped with connected services.
We provide you with connected services by co llecting and using your personal information
and vehicle location, health and driving data.
To learn more about our Privacy Statement, please visit:
(U.S.A.)
https://www.mazdausa.com/site/privacy-connectedservices
(Canada)
https://www.mazda.ca/en/cv-privacy/
Interior Features
Mazda Connect (Mazda Connect (Type B))
5-52
CX-5_8JM9-EA-20G_Edition6_old 2021-12-9 11:43:53