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: Wiper and washer switch inspection
Windshield Wiper And Washer Switch
Without vehicle-speed sensing type wipers
1. Remove the wiper and washer switch. (See WIPER AND WASHER SWITCH
REMOVAL/INSTALLATION)
2. Inspect for continuity between the wiper and washer switch terminals using
an ohmmeter.
If not as specified, replace th ...
Mazda 6 Service Manual: Disconnection of the negative battery cable
Before beginning any work, turn the ignition switch to LOCK position,
then disconnect the negative battery cable and wait for more than 1 minute
to allow the backup power supply of the SAS unit to deplete its stored
power. Disconnecting the battery cable will delete the memories of the
...