Mazda 3 Service Manual: Intake Air Temperature (Iat) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
NOTE:
-
Because the IAT sensor is integrated in the MAF sensor, replacing the IAT sensor includes replacement of the MAF/IAT sensor.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the MAF/IAT sensor connector.
4. Measure the resistance between MAF/IAT sensor terminals D and E.
-
If not as specified, replace the MAF/IAT sensor..
|
IAT (°C {°F}) |
Resistance (kilohms) |
|
20 {68} |
2.21—2.69 |
|
60 {140} |
0.493—0.667 |
Intake Air System Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
A hot engine and intake air system can cause severe burns. Turn off the engine
and wait until they are cool before removing the intake air system.
Fuel is very flammable li ...
Intake Manifold Vacuum Inspection [Mzr 2.0, Mzr 2.5]
1. Disconnect the evaporative hose (purge solenoid valve side) and install the
vacuum gauge..
2. Verify that the intake air hoses are installed securely.
3. Warm up the engine.
4. Measure the ...
Other materials:
Vacuum Hose Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Remove the battery and battery tray..
2. Remove the vacuum hose from the vacuum hose clip.
3. Insert a thin flathead screwdriver at the point indicated by the arrow in
the figure, push the ring down and disconnect the vacuum hose from the intake manifold.
4. Move the vacuum hose ...
Precaution [ABS]
1. Any one or a combination of the ABS warning and brake system warning lights
illuminates even when the system is normal.
Warning lights that may illuminate and/or flash
Cases in which the light may illuminate
Conditions in which the light will go ou ...
Mute
The microphone can be muted during a
call.
Press the talk button with a short press.
Say: [Beep] “Mute”
Prompt: “Microphone muted”
Canceling mute
Press the talk button with a short press.
Say: [Beep] “Mute off”
Prompt: “Microphone unmuted”
Transferring a Call from Hands-
Free ...
