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:

Tcs Off Switch Inspection
1. Remove the TCS OFF switch.. 2. Verify that the resistance between the TCS OFF switch terminals B and C is as indicated in the table. If not as indicated in the table, replace the TCS OFF switch. TCS OFF switch specification Terminal Test con ...

Towing
Trailer Towing (U.S.A. and Canada) Your Mazda was designed and built primarily to carry passengers and cargo. If you tow a trailer, follow these instructions because driver and passenger safety depends on proper equipment and safe driving habits. Towing a trailer will affect handling, braking, ...

Procedure [Plastic Body Parts]
Repair of polypropylene bumpers having damage that has reached the surface of the polypropylene and are too serious to be restored by painting only. 1. Cut the rough edges around the damage with a knife to make it smooth. Sand the area with a sander to make an angle of about 45°. 2. ...