1. |
Self-diagnosis process

|
2. |
How to read self-diagnostic code
After the display panel flickers three times
every 0.5 second, the corresponding fault code flickers on the setup
temperature display panel every 0.5 second and will show two
figures. Codes are displayed in numerical format
Fault Code
Display
|
Fail
description
|
00
|
Normal
|
11
|
In-car
sensor open
|
12
|
In-car
sensor short
|
13
|
Ambient
sensor open
|
14
|
Ambient
sensor short
|
17
|
Evaporator sensor open
|
18
|
Evaporator sensor short
|
19
|
Temp door
potentiometer open/short- Drive
|
20
|
Temp door
potentiometer fault- Drive
|
21
|
Mode door
potentiometer open/short
|
22
|
Mode door
potentiometer fault
|
25
|
Intake
door potentiometer open
|
26
|
Intake
door potentiometer short
|
32
|
Temp door
potentiometer open/short - Passenger
|
33
|
Temp door
potentiometer fault - Passenger
|
45
|
APT CAN
signal fault
|
46
|
-
|
47
|
RPM CAN
signal fault
|
48
|
Vehicle
speed CAN signal fault
|
49
|
Engine
coolant temp CAN signal fault
|
50
|
Cluster
ion generator
fault
|
|
3. |
Fault code display
(1) |
Continuance operation : DTC code is
one.

|
(2) |
Continuance operation : DTC code is more
two.

|
(3) |
STEP operation
A. |
Nomal or one fault code is same as
a continuance
operation. |

| |
4. |
If fault codes are displayed during the check,
Inspect malfunction causes by referring to fault
codes. |
5. |
Fail safe
(1) |
In-car temperature sensor: Control with
the value of 23°C(73.4°F) |
(2) |
Ambient temperature sensor: Control with
the value of 20°C(67°F) |
(3) |
Evaporator temperature sensor: Control
with the value of
-2°C(28.4°F) |
(4) |
Water temperature sensor: Control with
the value of 85°C(185°F) |
(5) |
Temperature control actuator (Air mix
potentiometer):
If temperature setting 17°C-24.5°C, fix
at maximum cooling position.
If temperature setting 25°C-32°C, fix at
maximum heating position. |
(6) |
Mode control actuator (Direction
potentiometer):
Fix vent position, while selecting vent
mode.
Fix defrost position, while selecting
all except vent mode. |
(7) |
Intake control actuator :
Fix fresh position, while selecting
fresh mode.
Fix recirculation position, while
selecting recirculation
mode. | |
1. |
Disconnect the negative (-) battery
terminal. |
2. |
Remove the console upper cover
(A).

|
3. |
Using the screwdriver, remove the center facia
lower cover (A).

|
4. |
Using the screwdriver, remove the center facia
lower switch assembly (A).

|
5. |
Disconnect the connectors and then remove the
center facia lower switch assembly (A).

|
6. |
Loosen the control panel mounting screws and
then remove the control panel (A).

|
7. |
Disconnect the connectors and then remove the
control panel (A).

|
8. |
Installation is the reverse order of
removal. | |