A/C Switch Indicator does not Turn On [02/2019 - ]: Procedure

1. Check the malfunction status of switch indicators on the air conditioning control assembly.

   Result

   Result	Proceed to
   A/C switch indicators are not always illuminated	A
   A/C switch indicators are not illuminated only immediately after starting the hybrid control system	B

Result: 

B 

GO TO INITIALIZATION. Refer to  INITIALIZATION [02/2019 - ] 

Result: 

A 

See step  2

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON.
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Air Conditioner / Data List.
5. Read the Data List according to the display on the Techstream.

   Body Electrical > Air Conditioner > Data List 

   Tester Display	Measurement Item	Range	Normal Condition	Diagnostic Note
   Ambient Temp Sensor	Thermistor assembly	Min.: -23.30°C (-9.94°F) Max.: 65.95°C (150.71°F)	Actual ambient temperature displayed	Thermistor assembly system malfunction When open circuit: -23.30°C (-9.94°F) When short circuit: 65.95°C (150.71°F)

   Body Electrical > Air Conditioner > Data List 

   Tester Display
   Ambient Temp Sensor

   OK

   The display is as specified in the normal condition column (0°C (32°F) or higher).

   Result

   Proceed to
   OK
   NG

Result: 

OK 

GO TO ON-VEHICLE INSPECTION (CHECK REFRIGERANT PRESSURE USING GAUGE). Refer to  PROCEDURE - Step 2 

Result: 

NG 

GO TO AMBIENT TEMPERATURE DISPLAY SYSTEM. Refer to  Ambient Temperature Display System [02/2019 - 06/2020]  , or refer to  Ambient Temperature Display System [06/2020 - 08/2020]  , or refer to  Ambient Temperature Display System [08/2020 - ]