Mazda 3 manuals

Mazda 3 Service Manual: Oil Control Valve (OCV) Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Lubrication / Oil Control Valve (OCV) Inspection [Mzr 2.0, Mzr 2.5]

Coil Resistance Inspection

1. Remove the battery cover..

2. Disconnect the negative battery cable..

3. Remove the plug hole plate..

4. Disconnect the OCV connector.

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


6. Install in the reverse order of removal.

Spool Valve Operation Inspection

1. Remove the OCV..

2. Verify that the spool valve in the OCV is in the maximum valve timing retard position as indicated in the figure.


3. Verify that the battery is fully charged..

NOTE:


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


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

6. Install the OCV..

Front Oil Seal Replacement [Mzr 2.0, Mzr 2.5]
1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the plug hole plate.. 4. Disconnect the wiring harness. 5. Remove the ignition coils.. 6. Remove the spark ...

Oil Control Valve (OCV) Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the plug hole plate.. 4. Disconnect the wiring harness. 5. Remove the ignition coils.. 6. Remove the ventil ...

Other materials:

Oil Control Valve (OCV) Removal/Installation [Skyactiv G 2.0]
WARNING: A hot engine can cause severe burns. Turn off the engine and wait until it is cool before servicing. 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the plug hole plate.. 4. Remove the ignition coil/ion sensors.. 5. Remove the cyli ...

Operating the Radio
Radio ON Press a band selector button ( ) to turn the radio on. Band selection Successively pressing the band selector button ( ) switches the bands as follows: FM1→FM2→AM. The selected mode will be indicated. NOTE If the FM broadcast signal becomes weak, reception auto ...

Engine Coolant Leakage Inspection [Mzr 2.0, Mzr 2.5]
WARNING: Never remove the cooling system cap or loosen the radiator drain plug while the engine is running, or when the engine and radiator are hot. Scalding engine coolant and steam may shoot out and cause serious injury. It may also damage the engine and cooling system. Tu ...

© 2016-2025 Copyright www.mazda3tech.com