Audio Unit Removal

WARNING: This page is about a different car, the 2005 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.

Cancel the anti-theft operation. (For vehicles equipped with anti-theft system)
Disconnect the negative battery cable.
Remove the service hole covers by inserting a small tape-wrapped flathead screwdriver into the slot and carefully pry them off without scratching the center panel. Pry up and pull off the service hole covers carefully to prevent the posts from breaking off.

Fig 1: Removing Service Hole Covers
Courtesy of MAZDA MOTORS CORP.
NOTE:
- Two sets of the SSTs (Removing tool) are necessary to remove the audio unit.
With the beveled parts of the SST (Removing tool) facing inward, insert them into the audio unit.
Pull the SST (Removing tool) outward and rearward to slide out the audio unit.
Disconnect the audio unit connectors and antenna jacks.

Fig 2: Removing Audio Unit
Courtesy of MAZDA MOTORS CORP.