Mitsubishi Lancer Evolution 7. Manual — part 112

CIRCUIT DIAGRAMS

B-179

HEATER AND MANUAL AIR CONDITIONER (See P.B-174,180.)

OPERATION
<Blower motor control>
D

When the ignition switch is turned “ON”, the

blower relay is energized. If the blower switch

is turned “ON” (LO, ML, MH, or HI position)

in this condition, the blower is activated through

the circuit via resistor at a speed corresponding

to the blower switch position.

TROUBLESHOOTING HINTS
<Blower motor control>
1. Blower motor is energized at one switch position

and not energized at another.
D

Check resistor.

D

Check blower switch.

2. Blower motor is energized only when switch

is positioned in HI.
D

Check resistor.

CIRCUIT DIAGRAMS

B-180

HEATER AND MANUAL AIR CONDITIONER

R.H. drive vehicles

CIRCUIT DIAGRAMS

B-181

CIRCUIT DIAGRAMS

B-182

HEATER AND MANUAL AIR CONDITIONER <R.H. drive vehicles> (CONTINUED)