mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Knock Sensor > < Intake Air Temperature Sensor|Locations
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Intake Air Temperature Sensor: Testing and Inspection

1.  

Disconnect the intake air thermosensor connector and remove sensor from engine.

Intake Air Thermosensor (Engine) Inspection

2.  

Connect an ohmmeter to the sensor terminals.

3.  

Check the resistance of the sensor, using a heat lamp to gradually warm the sensor.

 
        TEMPERATURE        

RESISTANCE (KOHMS)

      

25°C (77°F)                 

29-37

      

85°C (185°F)         

3.1-3.9

4.  

If not as specified, replace the intake air thermosensor.

Knock Sensor > < Intake Air Temperature Sensor|Locations