Woofer Inspection

Inspect for continuity between the audio amplifier connector terminals and woofer connector terminals using an ohmmeter.
- If not as specified, replace the related wiring harnesses.
Fig 1: Woofer And Audio Amplifier Connector Terminals Continuity Chart
Courtesy of MAZDA MOTORS CORP.

Fig 2: Identifying Audio Amplifier Connector Terminals And Woofer Connector Terminals
Courtesy of MAZDA MOTORS CORP.
Verify that there is battery positive voltage at the woofer connector terminal A using a voltmeter.
- If not as specified, replace the related wiring harness.
Inspect continuity between the woofer connector terminal B and body ground using an ohmmeter.
- If not as specified, replace the related wiring harness.
- If as specified, replace the woofer.