Keyless Entry System On-Board Diagnosis [Keyless Entry System]

WARNING: This page is about a different car, the 2010 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

When the trunk lid opener cancel switch is at the ON position, the trunk lid does not unlock even when the trunk lid button is pressed. Verify that the trunk lid opener cancel switch is at the OFF position when performing the on-board diagnostic test.
The trunk lid opener cancel switch is located in the glove compartment.

Fig 1: Keyless Entry System On-Board Diagnosis - Flow Chart

Courtesy of MAZDA MOTORS CORP.