Mazda CX-5 Service & Repair Manual: Mass Air Flow (MAF) Sensor
Purpose/Function
-
Detects the intake airflow amount introduced into the cylinder as basic information for mainly determining the fuel injection amount.
-
Detects the intake airflow amount introduced into the cylinder and inputs it to the PCM as an intake airflow amount signal.
Construction
-
Installed on the air cleaner.
-
A hot film has been adopted as the detecting element for detecting the intake airflow amount.
-
IAT sensor No.1 is integrated.
Operation
-
Inputs the signal, which fluctuates according to the intake airflow amount, to the PCM.
MAF sensor characteristic
Fail-safe
|
DTC No. |
Fail-safe function |
|
P0102:00 |
|
|
P0103:00 |
|
Mass Air Flow (MAF) Sensor Inspection
Visual Inspection
1. Remove the MAF sensor/IAT sensor No.1..
2. Visually inspect the MAF sensor for the following:
Damage, cracks, soiling
Rusted sensor terminal
Bent sensor ...
Mass Air Flow (MAF) Sensor/Intake Air Temperature (Iat) Sensor No.1 Removal/Installation
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. Disconnect the negative bat ...
Other materials:
A/C Unit
Outline
The A/C unit which integrates the cooling and heater units has been adopted.
Construction
The A/C unit consists of the following parts.
Operation
Air Mix Door Operation
The air mix door, installed in the A/C unit, controls HOT or COLD position,
depend ...
Quick Release (Fuel System) Connector
Purpose, Function
Serviceability has been improved by the easy disconnection/connection.
Construction
The following types of the quick release connectors are used.
U.S.A. and CANADA
Except U.S.A. and CANADA
Type A
An SST is not used with this type.
...
Rear Mount Camera Inspection
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Liftgate upper trim.
b. Liftgate side trim.
c. Liftgate lower trim.
d. Liftgate garnish.
e. Rear mount camera.
3. Prepare four dry cell batteries (1.5 V)
4. Connect the four dry cell batteries in a series.
...
