L3
1. Disconnect the negative battery cable.
2. Remove the plug hole plate.
3. Remove the high-tension lead. (See HIGH-TENSION LEAD REMOVAL/INSTALLATION.)
4. Remove the oil control valve (OCV) connector.
5. Remove the ventilation hose.
6. Remove the cylinder head cover. (See Cylinder Head Cover Installation Note.)
7. Remove in the order indicated in the table.
8. Install in the reverse order of removal.


Oil control valve (ocv) inspectionMazda 6 Service Manual: Wheel alignment pre-inspection
1. Inspect the tire inflation, and adjust to the recommended pressure as
necessary.
2. Inspect the front wheel bearing play and correct it if necessary. (See
Wheel Bearing Play Inspection.)
3. Inspect the wheel and tire runouts. (See SUSPENSION.)
4. Inspect the ball joints and steering linkag ...
Mazda 6 Service Manual: Discharge headlight service warnings
Discharge headlight bulb service warnings
To prevent electrical shock when replacing the discharge headlight bulb,
dry hands thoroughly, and carry out work in an area out of rain.
When the light switch is on, approx. 25,000 V of high voltage passes
through the discharge headlight bulb so ...