Mazda 3 Service Manual: Evaporator Temperature Sensor Inspection [Full Auto Air Conditioner]

Mazda 3 Service Manual / HVAC / A/C / Evaporator Temperature Sensor Inspection [Full Auto Air Conditioner]

NOTE:

Inspect the evaporator temperature sensor when it is installed to the A/C unit.

1. Set the fan speed MAX HI.

2. Set the temperature control at MAX COLD.

3. Set the RECIRCULATE mode.

4. Turn the A/C switch off.

5. Close all doors and windows.

6. Wait for 5 min

7. Disconnect the evaporator temperature sensor connector.

8. Measure the temperature at the blower inlet.

9. Measure the resistance between the evaporator temperature sensor terminals.

If the resistance is not as shown in the graph, replace the evaporator temperature sensor.

Receiver/Drier Removal/Installation

MZR 2.0, MZR 2.5, SKYACTIV-G 2.0 1. Disconnect the negative battery cable.. 2. Discharge the refrigerant.. 3. Remove the aerodynamic under cover No.2.. 4. Remove the aerodynamic under cover No. ...

Evaporator Temperature Sensor Inspection [Manual Air Conditioner]

NOTE: Inspect the evaporator temperature sensor when it is installed to the A/C unit. 1. Set the fan speed MAX HI. 2. Set the temperature control at MAX COLD. 3. Set the RECIRCULA ...

Other materials:

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. If not as specified, replace the KS.. Specification Approx. 4.87 megohms [normal tem ...

Operation of Automatic Air Conditioning
Set the mode selector dial to the AUTO position. Set the air intake selector to the outside air position (indicator light turned off). NOTE If the recirculated air position is used for long periods in cold weather or high humidity, the windshield may fog up more easily. Set the f ...

Sunlight/Temperature Sensor
The climate control system measures inside and outside temperatures, and sunlight. It then sets temperatures inside the passenger compartment accordingly. CAUTION Do not obstruct either sensor, otherwise the climate control system will not operate properly. ...