Woofer Inspection

Remove the driver-side rear speaker.
Inspect the rear speakers. (See REAR SPEAKER INSPECTION .)
Disconnect the woofer connector.
Inspect continuity between the rear speaker terminals and the woofer terminals using an ohmmeter.
- If not as specified, replace the related wiring harnesses.
Fig 1: Woofer Continuity Specifications
Courtesy of MAZDA MOTORS CORP.

Fig 2: Identifying Rear Speaker & Woofer Connector Terminals
Courtesy of MAZDA MOTORS CORP.
Verify that there is battery positive voltage at woofer connector terminal H using a voltmeter.
- If not as specified, replace the related wiring harnesses.
Inspect continuity between woofer connector terminal J and body ground using an ohmmeter.
- If not as specified, replace the related wiring harnesses.