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..
Front Seat Belt Removal/Installation [Two Step Deployment Control System]
WARNING:
Handling the front seat belt (pre-tensioner seat belt) improperly can accidentally
deploy the pre-tensioner seat belt, which may seriously injure you. Read the
air bag system se ...
Neutral Switch Inspection [Mzr 2.0, Mzr 2.5]
Continuity Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the neutral switch connector..
4. When the shift lever is in neutral and in a positi ...
Other materials:
Engine Exhaust (Carbon monoxide)
WARNING
Do not drive your vehicle if you smell exhaust gas inside the
vehicle:
Engine exhaust gas is dangerous. This gas contains carbon monoxide (CO),
which is
colorless, odorless, and poisonous. When inhaled, it can cause loss of
consciousness and
death. If you smell ...
Front ABS Wheel Speed Sensor Inspection
Sensor Output Value Inspection
CAUTION:
Resistance inspection using other testers may cause damage to the ABS wheel-speed
sensor internal circuit. Be sure to use the M-MDS to inspect the ABS wheel-speed
sensor.
1. Switch the ignition to off.
2. Connect the M-MDS to the DLC-2. ...
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.
OCV coil resistance
6.9—7.9 ohms [20°C ...
