Keyless Control Module Removal/Installation

WARNING: This page is about a different car, the 2007 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable.
Remove the map light. (See MAP LIGHT REMOVAL/INSTALLATION .)
Disconnect the keyless control module connector.
Remove the screw, then remove the keyless control module.
Install in the reverse order of removal.
When replacing the keyless control module, register the transmitter ID codes. (See TRANSMITTER ID CODE REGISTRATION ).

Fig 1: Identifying Keyless Control Module Connector
Courtesy of MAZDA MOTORS CORP.