Mazda CX-5 Service & Repair Manual: Mass Air Flow (MAF) Sensor

Mazda CX-5 Service & Repair Manual / Engine / Intake / 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	Restricts the upper limit of the engine speed. Inhibits the evaporative purge control.
P0103:00	Restricts the upper limit of the engine speed. Inhibits the evaporative purge control.

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 ...

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Washer Nozzle
Purpose The washer nozzle sprays the washer fluid sent from the washer motor to the optimum positions on the windshield. Construction A ball-shaped spray orifice is set inside the washer nozzle which can be adjusted up or down. The washer nozzle is moved u ...

Washer Fluid Level Sensor Removal/Installation
1. Disconnect the negative battery cable.. 2. Set the front over fender aside.. 3. Set the mudguard (RH) aside.. 4. Remove the front bumper.. 5. Disconnect the washer fluid-level sensor connector. 6. Remove the washer fluid-level sensor. NOTE: If the washer fluid-level sensor ...

Rear Buckle Removal/Installation
1. Switch the ignition to off. 2. Disconnect the negative battery cable and wait for 1 min or more.. 3. Press the release switch, then disconnect the rear center seat belt and rear buckle. 4. Fold down the rear seat back. 5. Remove the trunk board.. 6. Remove the bolt. 7. Remo ...