NOTE:
Inspect the evaporator temperature sensor when it is installed to the A/C unit.
1. Set the fan speed MAX HI.
2. Set the temperature control at MAX COLD.
3. Set the RECIRCULATE mode.
4. Turn the A/C switch off.
5. Close all doors and windows.
6. Wait for 5 min
.
7. Disconnect the evaporator temperature sensor connector.
8. Measure the temperature at the blower inlet.
9. Measure the resistance between the evaporator temperature sensor terminals.

If the resistance is not as shown in the graph, replace the evaporator temperature sensor.
Evaporator Temperature Sensor Inspection [Full Auto Air Conditioner]Spark Plug Inspection [Mzr 2.0, Mzr 2.5]
Specification
Spark plug type
LFJD-18110, L3Y2-18110
Plug Gap Inspection
CAUTION:
To avoid possible damage to the tip, do not adjust the spark plug gap. (L3Y2-18110)
To prevent damaging the tip, use a wire type plug gap gauge when inspecting
the spark plug gap. (L3 ...
If a Warning Light Turns On or Flashes
If any warning light turns on/flashes, take appropriate action for each
light. There is no
problem if the light turns off, however if the light does not turn off or turns
on/flashes again,
consult an Authorized Mazda Dealer.
(Vehicles with type B audio)
The warning contents can be verified o ...
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 malfunction resulting from fluctuation in magnetic flux and
cause a deterioration in engine control.
...