Mazda 3 Service Manual: Intake Air Temperature (Iat) Sensor Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Control / Sensors, Switches, Relays / Intake Air Temperature (Iat) Sensor Inspection [Mzr 2.0, Mzr 2.5]

Resistance Inspection

NOTE:

Because the IAT sensor is integrated in the MAF sensor, replacing the IAT sensor includes replacement of the MAF/IAT sensor.

1. Remove the battery cover..

2. Disconnect the negative battery cable..

3. Disconnect the MAF/IAT sensor connector.

4. Measure the resistance between MAF/IAT sensor terminals D and E.

If not as specified, replace the MAF/IAT sensor..

Specification


IAT (°C {°F})	Resistance (kilohms)
20 {68}	2.21—2.69
60 {140}	0.493—0.667

Heated Oxygen Sensor (HO2 S) Removal/Installation [Mzr 2.0, Mzr 2.5]

WARNING: A hot engine and exhaust system can cause severe burns. Turn off the engine and wait until they are cool before removing the exhaust system. 1. Remove the battery cover.. 2 ...

Knock Sensor (Ks) Inspection [Mzr 2.0, Mzr 2.5]

Resistance Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Disconnect the KS connector. 4. Measure the resistance between KS terminals A and B. ...

Other materials:

Timing Chain Removal/Installation [Skyactiv G 2.0]
WARNING: A hot engine can cause severe burns. Turn off the engine and wait until it is cool before servicing. CAUTION: If the camshaft is rotated with the timing chain removed and the piston at the top dead center position, the valve may contact the piston and the engine ...

Power/Volume/Sound Controls
Power ON/OFF Switch the ignition to ACC or ON. Press the power/volume dial to turn the audio system on. Press the power/volume dial again to turn the audio system off. Volume adjustment To adjust the volume, turn the power/ volume dial. Turn the power/volume dial clockwise to increase vo ...

Blind Spot Monitoring (Bsm) Off Switch Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the switch panel in the direction of the arrow shown in the figure. 3. Disconnect the connector. 4. Remove the BSM OFF switch in the direction of the arrow (2) shown in the figure while pressing the tabs in the direction of the arrow ...