Mazda 3 Service Manual: Ion Sensor Inspection [Skyactiv G 2.0]

DTC Inspection

NOTE:

• Because the ion sensor is integrated in the ignition coil, replacing the ion sensor includes replacement of the ignition coil/ion sensor.

1. Connect the M-MDS to the DLC-2.

2. Perform the DTC inspection using the M-MDS..

• If any DTC related to the ignition coil/ion sensor is present, repair the malfunctioning location according to the applicable DTC troubleshooting..

Visual Inspection

NOTE:

• Because the ion sensor is integrated in the ignition coil, replacing the ion sensor includes replacement of the ignition coil/ion sensor.

1. Remove the battery cover..

2. Disconnect the negative battery cable..

3. Remove the plug hole plate..

4. Remove the ignition coil/ion sensor..

5. Verify that there is no damage to the ignition coil/ion sensor, and no corrosion and damage to the connector.

• If there is a malfunction, replace the ignition coil/ion sensor..