4SD
1. Disconnect the negative battery cable.
2. Remove the rear package trim.
3. Remove in the order indicated in the table.


4. Install in the reverse order of removal.
5HB
1. Disconnect the negative battery cable.
2. Remove in the order indicated in the table.


3. Install in the reverse order of removal.
Tweeter inspection
Woofer inspectionMazda 6 Service Manual: Operation
System triggering conditions
The horn sounds intermittently and the hazard warning lights flash for about
30 seconds when the system is triggered by any one of the following:
Unlocking a door with the key, door lock switch, or an inside door-lock
knob.
Forcing open a door, the hood or th ...
Mazda 6 Service Manual: Oil control valve (ocv) inspection
L3
Coil Resistance Inspection
1. Disconnect the negative battery cable.
2. Disconnect the oil control valve connector.
3. Measure the resistance between terminals A and B using an ohmmeter.
If not as specified, replace the oil control valve.
Specification
6.9-7.9 ohms
4. Connect ...