Mazda North American Operations
Irvine, CA 92618-2922

Service Alert
Subject:

MAZDA3 (MEXICO BUILT) TRUNK DISABLED / HIDDEN KEY AND
FOB RETRIEVAL

Service Alert No.: SA-021/20

Last Issued: 02/04/2020

BULLETIN NOTES
This Service Alert supersedes the previously issued Service Alert(s) listed below: The changes are noted in
Red.

Previous Service Alert(s): Date(s) Issued:
SA-017/19

07-008/19,
07/02/19 and 4/12/19

APPLICABLE MODEL(S)/VINS
2019-2020 Mazda3 (Mexico built)

DESCRIPTION
The Mexico built Mazda3 trunk has been disabled (interior and exterior switches do not work) during
shipment from Mexico to help prevent theft of the key/fob and other accessories as center caps, SD cards
etc.hidden in the trunk. This Service Alert describes the steps to retrieve that key/fob (if the key/fob in the
main cabin is missing) and the steps for processing warranty depending on missing items or a missing
bag.

REPAIR PROCEDURE
1. Verify that the key/fob is missing from the main cabin.
2. Verify that the Mazda3 is manufactured in México as the Mazda3 sedan is manufactured in both Mexico
and Japan. This can easily be identified by the first three (3) digits of the VIN: 3MZ = Mexico Plant.




If manufactured in Mexico, go to the next step to enable the trunk and retrieve the hidden key/fob.
If not manufactured in Mexico, this SA does not appy.

3. Enable the trunk lid opener by installing the back door lock fuse into the fuse box located in the driver’s
footwell.

Page 1 of 3
CONSUMER NOTICE: The information and instructions in this bulletin are intended for use by skilled technicians. Mazda technicians utilize the proper tools/
equipment and take training to correctly and safely maintain Mazda vehicles. These instructions should not be performed by “do-it-yourselfers.” Customers
should not assume this bulletin applies to their vehicle or that their vehicle will develop the described concern. To determine if the information applies,
customers should contact their nearest authorized Mazda dealership. Mazda North American Operations reserves the right to alter the specifications and
contents of this bulletin without obligation or advance notice. All rights reserved. No part of this bulletin may be reproduced in any form or by any means,
electronic or mechanical---including photocopying and recording and the use of any kind of information storage and retrieval system ---without permission in
writing.

© 2020 Mazda North American Operations, U.S.A.
02/05/2020 10:38 AM tlawrenc

Service Alert No.: SA-021/20

Last Issued: 02/04/2020

a. Open the driver’s door.
b. Locate the fuse box, which is along the bottom left side (1A).
c. Open the fuse box by holding the fuse box lid with the right hand and pressing on the clip with the thumb
to release the cover.
d. Remove the clip on the sides and carefully pull the lid out.
e. Locate the 15 amp blue colored fuse hidden in the lower panel compartment on the left side of the
steering wheel (1B).
f. Avoid touching the metal tabs of the fuse and carefully install the fuse into empty space F15 (1B). Space
F15 can be verified by referencing the inside of the fuse box lid.
NOTE: Make sure the fuse is installed fully into position and flush with all of the other fuses.
g. Reinstall the fuse box lid in the reverse order of removal.
4. Retrieve the key/fob hidden in the cargo area.

a. Release the trunk lid using the exterior trunk lid opener (2A).
b. Lift the trunk mat and locate the hidden bag from the spare tire (2B).
c. Open the accessory bag and take out the second key/fob.
d. Fold the bag up and place it back in the center hole of the spare tire.
e. Reinstall the trunk mat in the proper location and close the trunk lid.

Page 2 of 3
CONSUMER NOTICE: The information and instructions in this bulletin are intended for use by skilled technicians. Mazda technicians utilize the proper tools/
equipment and take training to correctly and safely maintain Mazda vehicles. These instructions should not be performed by “do-it-yourselfers.” Customers
should not assume this bulletin applies to their vehicle or that their vehicle will develop the described concern. To determine if the information applies,
customers should contact their nearest authorized Mazda dealership. Mazda North American Operations reserves the right to alter the specifications and
contents of this bulletin without obligation or advance notice. All rights reserved. No part of this bulletin may be reproduced in any form or by any means,
electronic or mechanical---including photocopying and recording and the use of any kind of information storage and retrieval system ---without permission in
writing.

© 2020 Mazda North American Operations, U.S.A.
02/05/2020 10:38 AM tlawrenc

Service Alert No.: SA-021/20

Last Issued: 02/04/2020

f. Ensure that the trunk lid is securely closed.

WARRANTY INFORMATION




When parts are missing in the hidden bag and the hidden bag is not damaged, process as a normal
MNAO warranty claim. (provide picture of the bag or else warranty claim will not be processed).
When parts are missing in the hidden bag and the hidden bag is damaged, process as a
transportation claim.
When the hidden bag is missing, process as a transportation claim.

Page 3 of 3
CONSUMER NOTICE: The information and instructions in this bulletin are intended for use by skilled technicians. Mazda technicians utilize the proper tools/
equipment and take training to correctly and safely maintain Mazda vehicles. These instructions should not be performed by “do-it-yourselfers.” Customers
should not assume this bulletin applies to their vehicle or that their vehicle will develop the described concern. To determine if the information applies,
customers should contact their nearest authorized Mazda dealership. Mazda North American Operations reserves the right to alter the specifications and
contents of this bulletin without obligation or advance notice. All rights reserved. No part of this bulletin may be reproduced in any form or by any means,
electronic or mechanical---including photocopying and recording and the use of any kind of information storage and retrieval system ---without permission in
writing.

© 2020 Mazda North American Operations, U.S.A.
02/05/2020 10:38 AM tlawrenc