Mazda 6 Quiz
Body electrical system

Woofer inspection

In this manual: Body electrical system
General information — 42Engine — 23Lubrication system — 10Cooling system — 9Fuel and emission control systems — 161Engine electrical system — 17Clutch — 21Manual transaxle — 10Automatic transaxle — 110Front and rear axles — 20Steering system — 15Braking system — 104Suspension — 34Body — 201Body electrical system — 287Heater and air conditioner systems — 89Technical data — 1Special tools — 1
~1min read

1. 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.


2. Verify that there is battery positive voltage at the woofer connector terminal A (4SD) or C (5HB) using a voltmeter.

  • If not as specified, replace the related wiring haness.

3. 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.

Test yourself

A quick Mazda 6 quiz: every answer comes with an explanation and a link to the manual page.