Mazda 3 Service Manual: Camshaft Position (CMP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection
CAUTION:
-
When replacing the CMP sensor, make sure there is no foreign material on it such as metal shavings. If it is installed with foreign material, the sensor output signal will malfunction resulting from fluctuation in magnetic flux and cause a deterioration in engine control.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the plug hole plate..
4. Disconnect the CMP sensor connector.
5. Remove the CMP sensor..
6. Verify that there are no metal shavings on the CMP sensor.
-
Remove any metal shavings that are adhering.
Voltage Inspection
CAUTION:
-
When replacing the CMP sensor, make sure there is no foreign material on it such as metal shavings. If it is installed with foreign material, the sensor output signal will malfunction resulting from fluctuation in magnetic flux and cause a deterioration in engine control.
-
If the wiring harnesses or waterproof connectors are damaged, water penetrating the connector will cause a sensor malfunction. To prevent this, be careful not to damage wiring harnesses or waterproof connectors.
1. Idle the engine.
2. Measure the CMP signal and verify that rectangular waves are produced..
-
If not as specified, replace the CMP sensor..
Air Fuel Ratio (A/F) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
A hot engine and exhaust system can cause severe burns. Turn off the engine
and wait until they are cool before removing the exhaust system.
1. Remove the battery cover..
2 ...
Camshaft Position (CMP) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
CAUTION:
When replacing the CMP sensor, make sure there is no foreign material on
it such as metal shavings. If it is installed with foreign material, the sensor
output signal will malfu ...
Other materials:
Operating the Compact Disc (CD) Player
NOTE
If a disc has both music data (CD-DA)
and MP3/WMA/AAC files, playback of the
two or three file types differs depending on
how the disc was recorded.
Inserting the CD
Insert the CD into the slot, label-side up.
The auto-loading mechanism will set the
CD and begin play.
NOTE
T ...
Center Panel Removal/Installation
1. Disconnect the negative battery cable..
2. Affix protective tape to the position shown in the figure.
3. Hold parts (A) shown in the figure with your hands and pull the lower edge
of the center panel in the direction of the arrow (1), and remove clips A.
CAUTION:
Be careful no ...
Radar Sensors (Rear)
The radar sensors (rear) for the rear vehicle monitoring system are equipped
inside the rear
bumper, one each on the left and right sides.
Sedan
Hatchback
The surface area of the rear bumper near the radar sensors (rear) should
always be clean so
that the rear vehicle monitoring sys ...