1. Inspect for resistance between the rear door speaker terminals using an ohmmeter.


2. To verify that the rear door speaker outputs sound, apply voltage to the rear door speaker and release using a 1.5-V battery.
Rear door speaker removal/installation
Tweeter removal/installationMazda 6 Service Manual: Operating Tips for Audio System
WARNING
Always adjust the audio while the vehicle is stopped: Do not adjust
the audio control switches while driving the vehicle. Adjusting the audio while
driving the vehicle is dangerous as it could distract your attention from the vehicle
operation which could lead to a serious accident. E ...
Mazda 6 Service Manual: Speedometer, Odometer, Trip Meter and Trip Meter Selector (Without Multiinformation
Display)
The speedometer indicates the speed of the vehicle.
The display mode can be changed from odometer to trip meter A to trip meter B
and then back to odometer by pressing the selector while one of them is displayed.
The selected mode will be displayed.
Odometer
The odometer records the total d ...