Control Switches - Subaru IMPREZA GD 2007 Series Manual

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HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)

5. CONTROL SWITCHES

Start the engine and warm-up completely.
1) Inspection using switches
No. Point to check
1 Air flow control dial
2 Fan speed control dial Turn the dial to the right.
FRESH/RECIRC
3
switch
4 A/C switch
Auto function
5 Operate in order from
1).
Defroster Interlock
6
Function
7 Rear defogger switch
2) Inspection of illumination control
No. Point to check
1 Illumination
General Description
Switch operation
Turn the dial to the right.
Press the FRESH/RECIRC switch.
Keep the FRESH/RECIRC switch pressed for a
while. (1.0 second or more)
Turn the A/C switch to ON with the fan speed con-
trol dial set to except for OFF position.
Keep the A/C switch pressed for a while. (1.0 sec-
ond or more)
1) Set the following dial and switch to AUTO.
• Mode control dial
• Fan speed control dial
• FRESH/RECIRC switch
• A/C switch
2) Turn the temperature control dial completely to
the left, and set to the maximum cool position.
3) Turn the temperature control dial to the right
slowly up to the maximum warm position.
4) Turn the temperature control dial fully to the
right, to the maximum hot position.
Set the air flow control dial to the DEF or the DEF/
HEAT position.
Press the rear defogger switch.
Switch operation
Turn the lighting switch to ON.
AC(diag)-4
Judgment standard
Outlet opening (mode) switches AUTO →
VENT → BI-LEVEL → HEAT → DEF/HEAT →
DEF each time turning the dial.
Fan speed switches OFF → AUTO → 1st —
25th each time turning the dial.
Inlet opening switches RECIRC → FRESH →
RECIRC each time pressing the switch. (LED
illuminates at RECIRC)
The LED blinks twice and the system switches
to AUTO.
The LED lights and the compressor operates.
The LED blinks twice and the system switches
to AUTO.
• Outlet air temperature: COOL
• Fan speed: Max.
• Outlet opening: VENT
• Inlet opening: RECIRC
• Compressor: AUTO
• Outlet air temperature: COOL → HOT
• Fan speed: AUTO
• Outlet opening: AUTO
• Inlet opening: AUTO
• Compressor: AUTO
• Outlet air temperature: HOT
• Fan speed: Max.
• Outlet opening: HEAT
• Inlet opening: FRESH
• Compressor: AUTO
• Outlet opening: AUTO
• Fan speed: AUTO
• Outlet opening: DEF or DEF/HEAT
• Inlet opening: FRESH
• Compressor: ON
LED illuminates.
Judgment standard
Illumination becomes lit. If the LED lights, the
LED will dim.