Rear Door Speaker Inspection

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
Remove the rear door trim. (See REAR DOOR TRIM REMOVAL/INSTALLATION .)
Disconnect the rear door speaker connector. (See REAR DOOR SPEAKER REMOVAL/INSTALLATION .)
Verify that the resistance between the rear door speaker terminals is as indicated in the table.

Fig 1: Identifying Rear Door Speaker Connector Terminals
Courtesy of MAZDA MOTORS CORP.
- If not as indicated in the table, replace the rear door speaker.
  Without Bose®
  
  Fig 2: Rear Door Speaker Terminals Resistance Chart (Without Bose®)
  Courtesy of MAZDA MOTORS CORP.
  
  With Bose®
  
  Fig 3: Rear Door Speaker Terminals Resistance Chart (With Bose®)
  Courtesy of MAZDA MOTORS CORP.