1997 SSANGYONG KORANDO Service Repair Manual

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Page 1505 of 2053

SSANGYONG KORANDO 1997 Service Repair Manual SSANGYONG MY2002
7A-4 HEATING AND VENTILATION SYSTEM
DIAGNOSTIC INFORMATION AND PROCEDURES
HEATER SYSTEM
Insufficient Heating or Defrosting
CAUTION: The cooling system is pressurized when hot. Injur

SSANGYONG MY2002
7A-4 HEATING AND VENTILATION SYSTEM
DIAGNOSTIC INFORMATION AND PROCEDURES
HEATER SYSTEM
Insufficient Heating or Defrosting
CAUTION: The cooling system is pressurized when hot. Injury can result from removing the coolant reservoir
cap before the engine is sufficiently cool.
Step
1
2
3
4
5
6
7
8
9
10
11
12
Action
Verify the customer’s complaint.
Are the customer’s concerns verified?
Check the coolant level.
Is the coolant level correct?
Add coolant as needed
Is the repair complete?
Check the serpentine accessory drive belt for tension
or damage.
Is the ’serpentine accessory drive belt OK?
Correct any problem with serpentine accessory drive
belt.
Is the repair complete?
Check the coolant hoses for leaks or kinks.
Are the coolant hoses OK?
Repair any problem with the coolant hoses.
Is the repair complete?
Check the coolant reservoir cap. Refer to Section 1D,
Engine Cooling.
Is the coolant reservoir cap OK?
Repair or replace the coolant reservoir cap as needed.
Is the repair complete?
1. Set the A/C switch OFF on the vehicles equipped
with air conditioning.
2. Set the temperature control lever to full hot.
3. Set the blower motor switch on 4.
4. Turn the ignition ON.
5. Check for the airflow from the vent outlet.
Is there a heavy airflow from the vent outlet?
Check for change in the airflow at various blower
speeds.
Does the blower speed increase as the switch is turned
from 1 to 4?
1. With the engine sufficiently cool, remove the
coolant reservoir cap.
2. Set the blower motor switch on 4.
3. Set the temperature control lever to full hot.
4. Start the engine and idle the engine.
5. Watch for the flow of the coolant.
Is the coolant flow visible?Yes
Go to Step 2
Go to Step 4
System OK
Go to Step 5
System OK
Go to Step 8
System OK
Go to Step 10
System OK
Go to Step 11
Go to Step 12
Go to Step 16No
System OK
Go to Step 3
Go to Step 4
Go to Step 6
Go to Step 6
Go to Step 7
Go to Step 8
Go to Step 9
Go to Step 10
Go to Step 25
Go to “Blower
Electrical”
Go to Step 13 Value(s)
-

Page 1506 of 2053

SSANGYONG KORANDO 1997 Service Repair Manual HEATING AND VENTILATION SYSTEM 7A-5
SSANGYONG MY2002
Insufficient Heating or Defrosting (Cont’d)
Step
13
14
15
16
17
18
19
20Action
Check the thermostat. Refer to Section 1D, Engine
Cooling.
Is th

Page 1507 of 2053

SSANGYONG KORANDO 1997 Service Repair Manual SSANGYONG MY2002
7A-6 HEATING AND VENTILATION SYSTEM
Insufficient Heating or Defrosting (Cont’d)
Step
21
22
23
24
25
26
27
28
29
30
31
32Action
Inspect heater hoses for proper installation.
Are he

Page 1508 of 2053

SSANGYONG KORANDO 1997 Service Repair Manual HEATING AND VENTILATION SYSTEM 7A-7
SSANGYONG MY2002
Insufficient Heating or Defrosting (Cont’d)
Step
33
34Action
1. Check the following aspects of the temperature
door:
Travel.
Cable.
Linkage.

Page 1509 of 2053

SSANGYONG KORANDO 1997 Service Repair Manual SSANGYONG MY2002
7A-8 HEATING AND VENTILATION SYSTEM
BLOWER ELECTRICAL
Refer to “Non A/C Diagrams” for electrical schematic diagram of the circuits described in this procedure.
Step
1
2
3
4
5
6

Page 1510 of 2053

SSANGYONG KORANDO 1997 Service Repair Manual HEATING AND VENTILATION SYSTEM 7A-9
SSANGYONG MY2002
Blower Electrical (Cont’d)
Step
11
12
13
14
15
16
17Action
Using ohmmeter, measure the resistance between
terminal 87 of blower motor relay.
Is

Page 1511 of 2053

SSANGYONG KORANDO 1997 Service Repair Manual SSANGYONG MY2002
7A-10 HEATING AND VENTILATION SYSTEM
MODE CONTROLS DO NOT WORK
Refer to “Non A/C Diagrams” for electrical schematic diagram of the circuits described in this procedure.
Mode Con

SSANGYONG MY2002
7A-10 HEATING AND VENTILATION SYSTEM
MODE CONTROLS DO NOT WORK
Refer to “Non A/C Diagrams” for electrical schematic diagram of the circuits described in this procedure.
Mode Controls Do Not Work
Step
1
2
3
4
5
6
7
8
9
10
11Action
Verify the customer’s complaint.
Are the customer’s concerns verified?
Measure the voltage between terminal 8 of heating
and ventilation control (HVC) controller and ground.
Is the voltage within the specified value?
Check fuse F19 in the I/P fuse block.
Is the fuse blown?
1. Turn the ignition ON.
2. Use a short detector to locate the following
possible short:
From the fuse F24 to terminal 8 of C204.
From the terminal 8 of the C212 to terminal 8 of
HVC controller.
3. Repair any short.
4. Replace any blown fuse.
Is the repair complete?
Repair open circuits from fuse F19 to terminal 8 of the
HVC controller.
Is the repair complete?
1. Turn the ignition switch to OFF.
2. Disconnect the mode actuator connector.
3. Using Motor Control Table, measure the resis-
tance between the specified terminals of the
specified motor connector.
4. Change the mode settings and observe the
resistance change.
Are the resistance equal to specified value?
1. Disconnect the HVC controller.
2. Using Motor Control Table, measure the resis-
tance between the specified terminals of the
specified HVC controller.
3. Change the mode settings and observe the
resistance change.
Are the resistance equal to specified value?
Replace the HVC controller.
Is the repair complete?
Repair open or short circuits between HVC controller
and mode moor actuator.
Is the repair complete?
Replace mode control motor.
Is the repair complete?
1. Examine the affected door in the unit for proper
attachment to the actuator.
2. Check the actuator connection to the door.
3. Check that the connector is properly connected.
Is everything connected properly?Yes
Go to Step 2
Go to Step 6
Go to Step 4
System OK
System OK
Go to Step 10
Go to Step 9
System OK
System OK
System OK
Go to Step 13No
System OK
Go to Step 3
Go to Step 5
-
-
Go to Step 7
Go to Step 8
-
-
Go to Step 11
Go to Step 12
Value(s)
-
11 - 14 v
See the
“Motor Control
Table”
See the
“Motor Control
Table”

Page 1512 of 2053

SSANGYONG KORANDO 1997 Service Repair Manual HEATING AND VENTILATION SYSTEM 7A-11
SSANGYONG MY2002
Defrost (Terminal 5/9)
Defrost/Foot (Terminal 5/9)
Foot (Terminal 5/9)
Bi-Level (Terminal 5/9)
Vent (Terminal 5/9)
Mode Controls Do Not Work (Co

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