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: Service warnings
Component Disassembly
Disassembling and reassembling the components of the air bag system
can render the system inoperative, which may result in serious injury or
death in the event of an accident. Do not disassemble any air bag system
components.
Wiring Harness Repair
Incorrec ...
Mazda 6 Service Manual: Operation
NOTE
The engine may not start and security indicator light may illuminate
or flash if the key is placed in an area where it is difficult for the system
to detect the signal, such as on the dashboard or in the glove compartment.
Move the key to a location within the signal range, switch ...