Air Conditioning System Actuator Check

Heater & Air Conditioning System. Lexus Is250, Is220D. Gse20 Ale20
Air Conditioning. Lexus Is250, Is220D. Gse20 Ale20

  1. ACTUATOR CHECK

Air Conditioning System -- Actuator Check



ACTUATOR CHECK

  1. Start the engine and warm it up.

  2. Perform the indicator check (Click here).



  3. Push the "R/F" switch to perform the actuator check.


    Lexus Is250, Is220D. Gse20 Ale20.Air Conditioning.Air Conditioning System.Air Conditioning System Actuator Check

    HINT:
    Be sure to perform the actuator check after starting the engine.


  4. As the actuator check is repeated from steps 1 to 10 at 1 second intervals, check the temperature and air flow visually and by hand.


    Lexus Is250, Is220D. Gse20 Ale20.Air Conditioning.Air Conditioning System.Air Conditioning System Actuator Check

    HINT:
    1. The display blinks at 1 second intervals in the step operation.
    2. As an example, the illustration shows that display code 21 is output.
    3. Push the "OFF" switch to finish panel diagnosis.
    4. Push the "AUTO" switch to enter the sensor check mode.

    Step No.
    		Display Code
    		Conditions
    Blower Level
    		Air Mix Damper
    		Airflow Vent
    		Air Inlet Damper
    		Cool Air By-pass Damper
    		Compressor
    1
    		0
    		0
    		0% open
    		FACE
    		FRESH
    		-14%
    		OFF
    2
    		1
    		1
    		0% open
    		FACE
    		FRESH
    		-14%
    		OFF
    3
    		2
    		17
    		0% open
    		FACE
    		RECIRCULATION / FRESH
    		-14%
    		ON
    4
    		3
    		17
    		0% open
    		FACE
    		RECIRCULATION
    		113.50%
    		ON
    5
    		4
    		17
    		50% open
    		B/L
    		RECIRCULATION
    		113.50%
    		ON
    6
    		5
    		17
    		50% open
    		B/L
    		RECIRCULATION
    		113.50%
    		ON
    7
    		6
    		17
    		50% open
    		FOOT
    		FRESH
    		113.50%
    		ON
    8
    		7
    		17
    		100% open
    		FOOT-0
    		FRESH
    		113.50%
    		ON
    9
    		8
    		17
    		100% open
    		F/D
    		FRESH
    		113.50%
    		ON
    10
    		9
    		31
    		100% open
    		DEF
    		FRESH
    		113.50%
    		ON


  5. If the steps are difficult to read because they change automatically, push the "UPDr" switch to display the steps one at a time so that they can be read easily. The items are displayed step by step each time the "UPDr" switch is pushed.


    Lexus Is250, Is220D. Gse20 Ale20.Air Conditioning.Air Conditioning System.Air Conditioning System Actuator Check

    HINT:
    1. Push the "OFF" switch to finish panel diagnosis.
    2. Push the "R/F" switch to enter the sensor check mode.