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..
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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:
Rear Scuff Plate Removal/Installation
1. Detach tab A while pulling the rear scuff plate in the direction of the arrow
(1) shown in the figure, then detach hook B, clips C, pins D while pulling in the
direction of the arrow (2).
2. Detach tab E while pulling the rear scuff plate in the direction of the arrow
(3) shown in the fig ...
Opening/closing the back door (vehicles without power back door)
■ Open
In the Subaru Solterra, the back door can be manually opened by lifting it upward
while pressing the back door opener switch. This action releases the latch and allows
smooth access to the luggage compartment.
■ Close
To close the Subaru Solterra back door, gently pull it dow ...
Audio Amplifier Removal/Installation
1. Slide the passenger seat rearward.
2. Remove the cover.
3. Remove the bolt.
4. Detach the clips and set the vehicle wiring harness aside.
5. Slide the passenger seat forward.
6. Disconnect the negative battery cable..
7. Remove the caps.
8. Remove the nuts.
9. Disconnect t ...
