Mitsubishi Lancer Evolution 7. Manual — part 404
HEATER, AIR CONDITIONER AND VENTILATION
–
On-vehicle Service
55-23
CONDENSER FAN RELAY (LO) CHECK
System voltage
Terminal No.
y
g
2
3
1
4
When current is
not supplied
When current is
supplied
CONDENSER FAN RELAY (HI) CHECK
System voltage
Terminal No.
y
g
2
3
1
4
When current is
not supplied
When current is
supplied
Condenser fan relay (LO)
Condenser fan relay (HI)
HEATER, AIR CONDITIONER AND VENTILATION
–
On-vehicle Service
55-24
IDLE-UP OPERATION CHECK
1. Set the vehicle in the pre-inspection condition:
Engine coolant temperature: 80 – 90 _C
Lamps, electric cooling fan and all accessories: OFF
2. Check that the idle speed is within the standard value.
Standard value: 850 ± 50 r/min
NOTE
The idle speed is controlled by the ISC system and should
not be adjusted.
3. The idle speed should be within the standard value when
the A/C switch is turned on and the A/C is operating.
Standard value:
850 ± 50 r/min
Heater Control Assembly
(A/C-ECU) and A/C Switch
HEATER, AIR CONDITIONER AND VENTILATION
-
55-25
HEATER CONTROL ASSEMBLY (A/C-ECU) AND A/C SWITCH
REMOVAL AND INSTALLATION
1
2
5
6
7
4
3
Removal steps
"
BA 1. Air mix door cable connection
"
AA 2. Blow vent switching damper cable con-
nection
3. Temperature adjustment knob
4. Air volume adjustment knob
5. Blow vent switching knob
6. Center panel
7. Control panel assembly
INSTALLATION SERVICE POINTS
"
AA BLOW VENT SWITCHING DAMPER CABLE
CONNECTION
1. Set the heater control assembly’s blow vent switching
knob to the DEF position.
2. Set the heater unit’s blow vent switching damper lever
to the DEF position (turn the damper lever as the left
sketch.) and install the cable.
3. Set the I type postion of cable to the heater unit case
and secure with a clip.
Mold locator
Blow vent
switching
damper lever
DEF position
<R.H. drive vehicles>
Blow vent switching
damper lever
<L.H. drive vehicles>
Mold locator
DEF position
Heater Control Assembly
(A/C-ECU) and A/C Switch
HEATER, AIR CONDITIONER AND VENTILATION
-
55-26
"
B
A
AIR MIX DOOR CABLE CONNECTION
1. Turn the heater control assembly’s temperatureadjust-
ment knob all the way to the HOT side.
2. Set the heater unit’s air mix door lever to the MAX HOT
position (turn the damper lever as the left sketch.) and
attach the cable.
3. Set the I type postion of cable to the heater unit case
and secure with a clip.
INSPECTION
Blower switch continuity check
Switch position
Terminal no.
p
1
2
4
5
6
0 (OFF)
1
2
3
4
MAX.HOT
posirion
MAX.HOT
posirion
Air mix door cable
connection
<R.H. drive vehicles>
<L.H. drive vehicles>
MAX.COOL posirion
Air mix door lever
MAX.COOL
posirion
Mold locator
Mold locator
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