Mazda 6 Service Manual: Spark plug removal/installation

1. Disconnect the negative battery cable.

2. Remove the plug hoie plate.

• Lift off and remove the plug hole plate from the installation areas (rubber and clips) as shown in the figure.

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

• If the plug hole plate interferes with metal clips and the accelerator cable, the cable could be damaged, so when installing follow the procedure below.

(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.