Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2011MATRIX AWD L4-2.4L (2AZ-FE)REPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGEVAPORATOR TEMPERATURE SENSOR / SWITCHTESTING AND INSPECTION
2011 Toyota Matrix AWD L4-2.4L (2AZ-FE)
Evaporator Temperature Sensor / Switch: Testing and Inspection
2011 Toyota Matrix AWD L4-2.4L (2AZ-FE)SECTION Testing and Inspection
HEATING / AIR CONDITIONING: FRONT EVAPORATOR TEMPERATURE SENSOR: INSPECTION
1. INSPECT EVAPORATOR TEMPERATURE SENSOR
(a) Disconnect the connector from the evaporator temperature sensor.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:
NOTICE:
* Hold the sensor only by its connector. Touching the may change the resistance value.
* When measuring, the sensor temperature must be the same as the ambient temperature.
HINT
As the temperature increases, the resistance decreases (see the graph).
If the resistance is not as specified, replace the evaporator temperature sensor.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.