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:
Trunk Lid Adjustment
1. Measure the gap and height difference between the trunk lid and the body.
Standard clearance
a: 2.4—4.4 mm {0.10—0.17 in}
b: -4.6—-2.6 mm {-0.18—-0.11 in}
c: 2.5—4.5 mm {0.10—0.17 in}
d: -1.7—0.3 mm {-0.06—0.01 in}
e: 2.6—4.6 mm {0.11—0.18 in}
...
Up Switch Inspection [Fw6 A EL]
Continuity Inspection
NOTE:
The up switch is built into the selector lever component.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the console..
4. Disconnect the selector lever component connector.
5. Verify that the continuity betwee ...
Starting a Flooded Engine
If the engine fails to start, it may be
flooded (excessive fuel in the engine).
Follow this procedure:
If the engine does not start within
five seconds on the first try, wait ten
seconds and try again.
Make sure the parking brake is on.
Depress the accelerator all the way and
hold ...
