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:

Ignition Coil Removal/Installation [Mzr 2.3 Disi Turbo]
1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the charge air cooler.. 4. Remove in the order indicated in the table. 5. Install in the reverse order of removal. 1 Connector 2 Ignition coil ...

Opening the Hood
With the vehicle parked, pull the release handle to unlock the hood. Insert your hand into the hood opening, slide the latch lever to the right, and lift up the hood. NOTE The lever is located a little to the left of center when facing the vehicle. Grasp the support r ...

Instrument Cluster Configuration
1. Connect the M-MDS (IDS) to the DLC-2. 2. After the vehicle is identified, select the following items from the initialization screen of the IDS. Select the “Module Programming”. 3. Then, select items from the screen menu in the following order. Select “Programmable Mo ...

© 2016-2025 Copyright www.mazda3tech.com