Rear Speaker Inspection

WARNING: This page is about a different car, the 2004 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.

Verify the resistance between rear speaker terminals.
- If the resistance is not within the specification, replace the rear speaker.
Resistance

Standard: 4 ohms

BOSE: 2 ohms
Connect a 1.5 V battery to the rear door speaker and verify that noise is sound from the rear door speaker.

Fig 1: Identifying Rear Speaker Connector Terminals
Courtesy of MAZDA MOTORS CORP.
- If no sound is output, replace the rear door speaker.