Toyota Sienna Service Manual: Ambient temperature sensor

Toyota Sienna Service Manual / Air conditioning / Ambient temperature sensor

ON-VEHICLE INSPECTION

1. INSPECT A/C AMBIENT TEMPERATURE SENSOR

INSPECT A/C AMBIENT TEMPERATURE SENSOR

(a) Remove the A/C ambient temperature sensor.

(b) Disconnect the connector from A/C ambient temperature sensor.

Standard resistance

NOTICE:

Even slightly touching the sensor may change the resistance value. Be sure to hold the connector of the sensor.
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 A/C ambient temperature sensor.

Room temperature sensor (for rear air conditioning system)

ON-VEHICLE INSPECTION 1. INSPECT REAR A/C ROOM TEMPERATURE SENSOR (a) Remove the rear A/C room temperature sensor. (b) Disconnect the connector from the rear A/C room temperature sensor. ...

Evaporator temperature sensor

ON-VEHICLE INSPECTION 1. INSPECT A/C EVAPORATOR TEMPERATURE SENSOR (a) Remove the A/C evaporator temperature sensor (A/ C thermistor). (b) Disconnect the connector from the A/C evaporator t ...

Other materials:

Disassembly
1. REMOVE REAR SEAT LEG COVER LH Remove the 2 screws and seat leg cover. 2. REMOVE REAR SEAT LEG COVER RH Remove the 2 screws and seat leg cover. 3. REMOVE REAR SEAT LEG SIDE COVER LH Remove the 2 screws and leg side cover. 4. REMOVE LH SEAT REAR SEAT LOCK COVE ...

Diagnosis system
1. CHECK DLC3 (a) The vehicle's ECM uses the ISO 15765-4 for communication. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format. HINT: Connect the cable of the intelligent tester to the DLC3, turn the ignition switch to the ON position and atte ...

Gauges and meters
The displayed content may differ depending on the type of meter. Vehicles with monochrome display Vehicles with color display Tachometer Displays the engine speed in revolutions per minute Multi-information display Presents the driver with a variety of driving-related d ...