SsangYong Korando II (1996-2006 year). Manual - part 377

HEATING AND VENTILATION SYSTEM 7A-5

SSANGYONG MY2002

Insufficient Heating or Defrosting (Cont’d)

Step

Action

Check the thermostat. Refer to Section 1D, Engine
Cooling.
Is the thermostat installed and seated properly?
Replace the thermostat. Refer to Section 1D, Engine
Cooling.
Is the repair complete?
Reinstall the thermostat.
Is the repair complete?
1. Install the coolant reservoir cap.
2. With the ignition ON, allow the engine to warm up

for about 20 minutes. Drive the vehicle at 48 km/h
(30 mph).

3. Use a thermometer to measure the ambient air

temperature and the discharge air temperature at
the heater outlet.

Does the heater output meet the minimum value
given?
1. Check the vehicle for cold air leaks at the following

locations:

•

Dash.

•

Heater case.

•

Vents.

2. Check under the seat for obstructions.
3. Repair any leaks or obstructions.
Are the repairs complete?
1. Turn the ignition OFF.
2. Turn the temperature control lever to full cold, then

rapidly to full hot.

3. Listen for a second of the end of travel range of the

control lever

Does the door slam?
1. Check the following aspects of the temperature

door:

•

Travel

•

Heater case

•

Vents

2. Verify the accuracy of the temperature controls at

full hot.

3. Verify the accuracy of the temperature controls at

full cold.

Is the repair complete?
1. Set the temperature door to full hot.
2. Start the vehicle
3. Check the temperature of the heater inlet hose and

the heater outlet hose by feel. The air temperature
around the hoses should be at least 29 °C (84 °F)

Is the heater inlet hose hot and heater outlet hose
warm?

Yes

Go to Step 14

System OK

Go to Step 17

System OK

Go to Step 20

System OK

Go to Step 26

Go to Step 15

Go to Step 18

Go to Step 19

Go to Step 21

Value(s)

SSANGYONG MY2002

7A-6 HEATING AND VENTILATION SYSTEM

Insufficient Heating or Defrosting (Cont’d)

Step

Action

Inspect heater hoses for proper installation.
Are heater hoses reversed?
Reinstall the heater hoses properly.
Is the repair complete?
1. Back flushes the heater core.
2. Drain the cooling system.
3. Replace the coolant.
4. Warm the engine to an average operating tem-

perature.

5. Feel the heater inlet hose and outlet hose.
Are the heater inlet hose hot and the heater outlet
hose warm?
Replace heater core.
Is the repair complete?
Recheck the system using the “Control setting/
Correct Results” tests. Refer to “Improper Air Delivery
or No Mode Shift” in this section.
Is the repair complete?
Check for airflow from the defroster or the vent
outlets.
Is there high airflow form the defroster or vent outlets?
Check the heater door at the floor and the vent door
to get proper airflow, verify proper operation, and
repair as required.
Is the repair complete?
Push the defroster knob
Is the defroster airflow OK?
1. Remove the heater outlet and check for obstruc-

tions.

2. Remove any obstructions in the heater outlet.
Is the repair complete?
Check for obstructions in the system at blower inlet
and the air filter, if the vehicle equipped with one.
Are there any obstructions?
Remove the obstructions in the system at the blower
inlet or replace a clogged filter.
Are the repairs complete?
1. Set the blower on 4.
2. Slide the temperature control lever from full hot to

full cold.

3. Listen for an airflow change.
Does the airflow change?

Yes

Go to Step 22

System OK

Go to Step 27

System OK

Go to Step 29

System OK

Go to Step 31

System OK

Go to Step 33

Go to Step 23

Go to Step 24

Go to Step 26

Go to Step 28

Go to Step 30

Go to Step 32

Go to Step 34

Value(s)

HEATING AND VENTILATION SYSTEM 7A-7

SSANGYONG MY2002

Insufficient Heating or Defrosting (Cont’d)

Step

Action

1. Check the following aspects of the temperature

door:

•

Travel.

•

Cable.

•

Linkage.

2. Verify the accuracy of the temperature controls at

full hot.

3. Verify the accuracy of the temperature controls at

full cold.

Is the repair complete?
1. Check the system for any obstruction between the

blower and the system outlets.

2. Remove any obstructions.
Is the repair complete?

Yes

Go to Step 1

Value(s)

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

Action

Verify the customer’s complaint.
Are the customer’s concerns verified?
Does the blower run at any speed?
1. Disconnect the power connector from the blower

motor under the dashboard on the passenger side
of the vehicle.

2. Turn the ignition ON.
3. Turn the blower ON.
4. Test the voltage on the connector. The terminal

connected to the BLK/WHT wire is positive and
the terminal connected to the BLU/YEL wire is
negative.

Is the voltage within the specified range?
Replace the blower motor.
Is the repair complete?
Check fuse EF2 in the engine fuse block and 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 EF2 to terminal 30 of blower
motor relay.

•

From the fuse F19 to terminal 86 of blower
motor relay.

•

From the terminal 87 of blower motor relay to
blower motor.

3. Repair any short.
4. Replace any blown fuse.
Is the repair complete?
1. Turn the ignition ON.
2. Remove the blower motor relay.
3. Using test light check the continuity between

following terminals and ground:

•

Terminal 30 of blower motor relay.

•

Terminal 86 of blower motor relay.

Does the test light come on?
Repair the open circuit.
Is the repair complete?
1. Turn the ignition OFF.
2. Set the blower motor switch at 4.
3. Using ohmmeter, measure the resistance between

terminal 85 of blower motor relay and ground.

Is the resistance within specified value?
Repair open circuit.
Is the repair complete?

Yes

Go to Step 2

Go to Step 16

Go to Step 4

System OK

Go to Step 6

System OK

Go to Step 9

System OK

Go to Step 11

System OK

Go to Step 3

Go to Step 5

Go to Step 7

Go to Step 8

Go to Step 10

Value(s)

11 - 14 v

≈

Ω

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