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 ...

Other materials:

Panel Light
Purpose The panel light adjusts the instrument cluster and steering switch illumination brightness. Function The instrument cluster adjusts the brightness of the following illumination lights when a TNS illumination signal sent via CAN transmission from the front body co ...

Vehicle Loading
This section will guide you in the proper loading of your vehicle and/or trailer, to keep your loaded vehicle weight within its design rating capability, with or without a trailer. Properly loading your vehicle will provide maximum return of vehicle design performance. Before loading your vehi ...

Power Window Motor Inspection
Front driver side 1. Disconnect the negative battery cable.. 2. Remove the inner garnish.. 3. Remove the front door trim.. 4. Disconnect the power window motor connector. 5. Apply battery positive voltage and connect the ground to power window motor terminals E and F, and then inspect the ...