Mazda 3 Service Manual: Mass Air Flow (MAF) Sensor/Intake Air Temperature (Iat) Sensor No.1 Removal/Installation [Skyactiv G 2.0]
CAUTION:
-
Be careful not to hit the sensor element or allow foreign matter to get on it during sensor removal/installation. If the sensor element is hit or foreign matter gets on it, an error may occur in the sensor output signal resulting in deterioration in the engine control.
NOTE:
-
Because the IAT sensor No.1 is integrated in the MAF sensor, replacing the IAT sensor No.1 includes replacement of the MAF sensor/IAT sensor No.1.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the MAF sensor/IAT sensor No.1 connector.
4. Remove the MAF sensor/IAT sensor No.1.
5. Install in the reverse order of removal.
Mass Air Flow (MAF) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the MAF/IAT sensor connector.
4. Remove the MAF/IAT sensor..
5. Visually inspect the M ...
Lubrication
...
Other materials:
Drive Shaft Removal/Installation
CAUTION:
Performing the following procedures without first removing the ABS wheel-speed
sensor may possibly cause an open circuit in the wiring harness if it is pulled
by mistake. Before performing the following procedures, disconnect the ABS wheel-speed
sensor connector (axle side) ...
Constant Monitoring
The following components of the air bag systems are monitored by a diagnostic
system:
Crash sensors, and diagnostic module (SAS unit)
Front air bag sensors
Air bag modules
Side crash sensors
Air bag/Front seat belt pretensioner system warning light
Front seat belt pretensioners
Rel ...
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 ...
