Mitsubishi Lancer Evolution IX. Manual — part 532
55-1
GROUP 55
CONTENTS
SERVICE SPECIFICATIONS. . . . . . .
LUBRICANTS . . . . . . . . . . . . . . . . . .
SPECIAL TOOLS. . . . . . . . . . . . . . . .
TROUBLESHOOTING . . . . . . . . . . . .
DIAGNOSIS TROUBLESHOOTING FLOW
DIAGNOSIS FUNCTION. . . . . . . . . . . . . . .
DIAGNOSIS CODE CHART . . . . . . . . . . . .
DIAGNOSTIC TROUBLE CODE
PROCEDURES. . . . . . . . . . . . . . . . . . . . . .
TROUBLE SYMPTOM CHART. . . . . . . . . .
SYMPTOM PROCEDURES . . . . . . . . . . . .
DATA LIST REFERENCE TABLE . . . . . . .
ACTUATOR TEST TABLE . . . . . . . . . . . . .
CHECK AT ENGINE-A/T ECU TERMINALS
CHECK AT A/C-ECU TERMINALS. . . . . . .
ON-VEHICLE SERVICE. . . . . . . . . . .
MAGNETIC CLUTCH TEST . . . . . . . . . . . .
COMPRESSOR DRIVE BELT
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . .
DUAL PRESSURE SWITCH CHECK . . . . .
CHARGING AND DISCHARGING . . . . . . .
REFILLING OF OIL IN THE A/C SYSTEM .
PERFORMANCE TEST . . . . . . . . . . . . . . .
REFRIGERANT LEAK REPAIR
PROCEDURE . . . . . . . . . . . . . . . . . . . . . . .
COMPRESSOR NOISE CHECK. . . . . . . . .
POWER RELAY CHECK. . . . . . . . . . . . . . .
IDLE-UP OPERATION CHECK. . . . . . . . . .
CLEAN AIR FILTER REPLACEMENT
PROCEDURE . . . . . . . . . . . . . . . . . . . . . . .
HEATER CONTROL ASSEMBLY AND
A/C SWITCH . . . . . . . . . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . . . . . .
HEATER UNIT, HEATER CORE,
BLOWER ASSEMBLY AND
EVAPORATOR UNIT . . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . . . . . .
HEATER UNIT. . . . . . . . . . . . . . . . . . . . . . .
DISASSEMBLY AND REASSEMBLY <LHD>
DISASSEMBLY AND REASSEMBLY <RHD>
BLOWER ASSEMBLY. . . . . . . . . . . . . . . . .
DISASSEMBLY AND REASSEMBLY . . . . .
MODE SELECTION DAMPER CONTROL
MOTOR, AIR MIXING DAMPER CONTROL
MOTOR, OUTSIDE/INSIDE AIR
SELECTION DAMPER CONTROL
MOTOR AND BLOWER MOTOR . . . .
REMOVAL AND INSTALLATION . . . . . . . .
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . .
Continued on next page
55-2
SENSORS . . . . . . . . . . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . . . . . .
INSPECTION . . . . . . . . . . . . . . . . . . . . . . .
EVAPORATOR ASSEMBLY . . . . . . .
REMOVAL AND INSTALLATION <LHD> . .
REMOVAL AND INSTALLATION <RHD> .
INSPECTION . . . . . . . . . . . . . . . . . . . . . . .
OUTSIDE THERMO SENSOR . . . . . .
INSPECTION . . . . . . . . . . . . . . . . . . . . . . .
COMPRESSOR ASSEMBLY AND
TENSION PULLEY. . . . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . . . . . .
INSPECTION . . . . . . . . . . . . . . . . . . . . . . .
DISASSEMBLY AND REASSEMBLY . . . . .
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . .
CONDENSER AND CONDENSER
FAN MOTOR. . . . . . . . . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . . . . . .
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . .
REFRIGERANT LINE . . . . . . . . . . . . .
REMOVAL AND INSTALLATION <LHD> . .
REMOVAL AND INSTALLATION <RHD> . .
DUCTS . . . . . . . . . . . . . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . . . . . .
VENTILATORS . . . . . . . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . . . . . .
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SERVICE SPECIFICATIONS
HEATER, AIR CONDITIONER AND VENTILATION
55-3
SERVICE SPECIFICATIONS
M1552000300515
LUBRICANTS
M1552000400396
SPECIAL TOOLS
M1552000600505
Item
Standard value
Idle speed r/min
850
± 50
Idle-up speed r/min
850
± 50
Air gap (magnetic clutch) mm
0.3
− 0.5
Resistance value for air mixing damper control motor and potentiometer k
Ω Approximately 0.65 − 5.35
Resistance value for mode selection damper control motor and
potentiometer k
Ω
Approximately 0.65
− 5.35
A/C refrigerant temperature switch operating
temperature
°C
Being turned off
150
Being turned on
120
Item
Specified lubricant
Quantity
Compressor refrigerant unit lubricant SUN PAG 56
120 mL
Each connection of refrigerant line
SUN PAG 56
As required
Refrigerant
R134a (HFC-134a)
480
− 520 g
Tool
Number
Name
Use
MB991367
Special spanner
Armature mounting nut of
compressor removal and
installation
MB991386
Pin
MB991502
M.U.T.-II sub-assembly
Automatic A/C check
B991367
B991502
![](/vehicles/winoney/wruvea/ger/nyo.png)
SPECIAL TOOLS
HEATER, AIR CONDITIONER AND VENTILATION
55-4
MB991955
A: MB991824
B: MB991827
C: MB991910
D: MB991911
E: MB991825
F: MB991826
M.U.T.-III sub-assembly
A: Vehicle
Communication
Interface (V. C. I.)
B: M.U.T.-III USB cable
C: M.U.T.-III main
harness A (Vehicles with
CAN communication
system)
D: M.U.T.-III main
harness B (Vehicles
without CAN
communication system)
E: M.U.T.-III
measurement adapter
F: M.U.T.-III trigger
harness
Automatic A/C check
CAUTION
M.U.T.-III main harness B
(MB991911) should be
used. M.U.T.-III main
harness A should not be
used for this vehicle.
MB991223
a. MB991219
b. MB991220
c. MB991221
d. MB991222
Harness set
a. Check harness
b. LED harness
c. LED harness adapter
d. Probe
Continuity check and voltage
measurement at harness wire
or connector
a. For checking connector
pin contact pressure
b. For checking power supply
circuit
c. For checking power supply
circuit
d. For connecting a locally
sourced tester
Tool
Number
Name
Use
MB991910
MB991826
MB991955
MB991911
MB991824
MB991827
MB991825
A
B
C
D
E
F
DO NOT USE
MB991223
a
d
c
b
DO NOT USE
BA
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