Mitsubishi MOTORS Lancer 2004, Workshop Manual

Page: 610 / 638

ON-VEHICLE SERVICE
HEATER, AIR CONDITIONER AND VENTILATION 55-76
FAN CONTROL RELAY CONTINUITY
CHECK
IDLE-UP OPERATION CHECK
M1552001600371
1. Before inspection and adjustment, set vehicle in
the following condition:
•
Engine coolant temperature: 80
−
90
°
C
•
Lamps, electric cooling fan and accessories: Set
to OFF
•
Transmission: Neutral ("N" or "P" for vehicles with
A/T)
•
Steering wheel: Straightforward
2. Check whether or not the idle speed is the
standard value. <1300, 1600> Refer to GROUP
13A, On-vehicle Service
−
Basic Idle Speed
Adjustment P.13A-387 .
<2000> Refer to GROUP 13B, On-vehicle Service
−
Basic Idle Speed Adjustment P.13B-324 .
Standard value: 750
±
50 r/min
3. When the A/C is running after turning the A/C
switch to ON, and the blower switch to the 3(MH)
or 4(HI) position, check to be sure that the idle
speed is at the standard value.
Standard value: 850
±
50 r/min
NOTE: It is not necessary to make an adjustment,
because the idling speed is automatically
adjusted by the ISC system. If, however, a
deviation from the standard value occurs for some
reason, check the ISC system.
CLEAN AIR FILTER REPLACEMENT
PROCEDURE
M1552020100030
1. Remove the glove box (Refer to GROUP 52A,
Instrument Panel P.52A-2 ).
2. Remove the two screws as shown, and replace
the clean air filter.
3. Install the glove box.
Battery voltage Tester
connection
Specified
condition
Not applied 2
−
4 Open circuit
•
Connect
terminal 1 to
the positive
battery
terminal
•
Connect
terminal 3 to
the negative
battery
terminal
2
−
4 Less than 2
ohms
AC305307
Fan control relay
1 3
4
2
3
4
1
2
AC
AC305114AB
Air filter
Instrument panel