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: Egr valve removal/installation
1. Disconnect the negative battery cable.
2. Disconnect the EGR valve connector.
3. Remove in the order indicated in the table.
4. Install in the reverse order of removal.
Water Hose Removal Note
Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT.)
EGR Valve Removal Note
1. Re ...
Mazda 6 Service Manual: Interior Lights
NOTE
Do not leave the lights on for long periods while the engine is turned off.
Otherwise the battery power could be depleted.
Overhead Lights
NOTE
The rear map lights also turn on and off when the overhead light switch is
operated.
Front Map Lights
When the overhead light switch is i ...