Warning
When the battery cables are connected, touching the vehicle body with starter terminal B will generate sparks. This can cause personal injury, fire, and damage to the electrical components. Always disconnect the battery negative cables before performing the following operation.
1. Disconnect the negative battery cable.
2. Remove the under cover.
3. Remove the air cleaner assembly.(See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
4. Remove the clutch release cylinger.(MTX) (See CLUTCH RELEASE CYLINDER REMOVAL/INSTALLATION.)
5. Remove in the order indicated in the table.
6. Install in the reverse order of removal.


Starting system
Starter inspectionMazda 6 Service Manual: Relay inspection
Relay Type
Four-terminal
Type A
1. Remove the relay.
2. Inspect for continuity between the relay terminals using an ohmmeter.
If not as specified, replace the relay.
Type B
1. Remove the relay.
2. Inspect for continuity between the relay terminals using an ohmmeter.
If not as ...
Mazda 6 Service Manual: Oil control valve (ocv) removal/installation
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 Co ...