1. Inspect for resistance between the tweeter terminals using an ohmmeter.


2. To verify that the tweeter outputs sound, apply voltage to the tweeter and release using a 1.5-V battery.
Tweeter removal/installation
Woofer removal/installationMazda 6 Service Manual: Barometric pressure (baro) sensor inspection
Note
Perform the following inspection only when directed.
The following vacuum values are indicated by relative pressure
from the barometric pressure sensor.
1. Connect the SSTs (WDS or equivalent) to the DLC-2.
2. Turn the ignition switch to ON.
3. Select BARO on the SSTs (WDS or equi ...
Mazda 6 Service Manual: Oil pan
OIL PAN REMOVAL/INSTALLATION
Warning
Hot engine and engine oil can cause severe burns. Turn off the
engine and wait until it and the engine oil have cooled.
1. Disconnect the negative battery cable.
2. Remove the under cover.
3. Drain the engine oil. (See ENGINE OIL REPLACEMENT.)
4. Re ...