1. Disconnect the negative battery cable.
2. Remove the plug hoie plate.

3. Disconnect the high-tension lead.

4. Remove the spark plugs using the plug-wrench.
5. Install the spark plugs using a plug-wrench.
Tightening torque: 10-24 N·m {1.1-2.4kgf·m, 8-17ft·lbf}
6. Install the plug hole plate.
Caution
(1) To position the plug hole plate, grasp the rubber 1 and 2, as shown in the figure, with your hands and press them in.
(2) Route the accelerator cable more towards the center of the plug hole plate underside to avoid the rib area as shown in the figure.
(3) Grasp rubber 3 with your hand and press it in.
(4) Grasp clips 4 and 5 with your hands and press them in.
7. Connect the negative battery cable.


Ignition coil inspection
Spark plug inspectionMazda 6 Service Manual: Transmitter battery replacement
1. Insert a small screwdriver into the slot and gently pry open the
transmitter.
2. Press the portion of the battery indicated by A and remove the battery.
3. Install a new battery (CR2025) into the front portion of the holder with
the positive pole (+) facing up. Press on the B portion of ...
Mazda 6 Service Manual: Rear door speaker inspection
1. Inspect for resistance between the rear door speaker terminals using an
ohmmeter.
If not as specified, replace the rear door speaker.
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.
If not outputs ...