Mazda 6 manuals

Mazda 6 Service Manual: Oil control valve (ocv) inspection

Mazda 6 Service Manual / Engine / Oil control valve (ocv) / Oil control valve (ocv) inspection

L3

Coil Resistance Inspection

1. Disconnect the negative battery cable.

2. Disconnect the oil control valve connector.

3. Measure the resistance between terminals A and B using an ohmmeter.

Specification
6.9-7.9 ohms


4. Connect the oil control valve connector.

Spool Valve Operation Inspection

1. Disconnect the negative battery cable.

2. Remove the oil control valve.

3. Verify that the spool valve in the oil control valve is in the maximum valve timing retard position as indicated in the figure.


4. Verify that the battery is fully charged.

5. Apply battery positive voltage between the oil control valve terminals and verify that the spool valve operates and moves to the maximum valve timing advance position.

Note

- Positive battery cable to terminal A, negative battery cable to terminal B

- Positive battery cable to terminal B, negative battery cable to terminal A

6. Stop applying battery positive voltage and verify that the spool valve returns to the maximum valve timing retard position.


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) c ...

Lubrication system
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Other materials:

Mazda 6 Service Manual: Electrical troubleshooting tools
Jumper wire A jumper wire is used to create a temporary circuit. Connect the jumper wire between the terminals of a circuit to bypass a switch. Caution Do not connect a jumper wire from the power source line to a body ground. This may cause burning or other damage to wiring harnesse ...

Mazda 6 Service Manual: Oil cooler
LF, L3 1. Remove the under cover. 2. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT.) 3. Remove the oil filter cover, and drain the engine oil into a container. (See OIL FILTER REPLACEMENT.) 4. Remove in the order indicated in the table.   5. Use a clean rag to wipe off the m ...

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