| Components |


|
No |
Connector A |
No |
Connector B |
|
1 |
Ground |
21 |
Trip switch (-) |
|
2 |
Illumination (-) |
22 |
Trip switch 1 (+) |
|
3 |
Rheostat switch (Down)_Input |
23 |
Trip switch 2 (+) |
|
4 |
Rheostat switch (Up)_Input |
24 |
Active ECO_input switch/ R switch(M/T)_input |
|
5 |
Dentent |
25 |
Driver mode switch/ N switch(M/T)_input |
|
6 |
- |
26 |
Speaker1 (+)_Output |
|
7 |
- |
27 |
Speaker1 (-)_Output |
|
8 |
- |
28 |
- |
|
9 |
- |
29 |
B-CAN (Low) |
|
10 |
- |
30 |
B-CAN (High) |
|
11 |
- |
31 |
Engine Run State_Output |
|
12 |
Vehicle speed_Output |
32 |
C-CAN (High) |
|
13 |
Alternator_Input |
33 |
C-CAN (Low) |
|
14 |
Fuel sender (+)_Input |
34 |
Temperature_Input |
|
15 |
- |
35 |
- |
|
16 |
Fuel sender (-)_Input |
36 |
Steering wheel heater indicator |
|
17 |
Water separate_Input |
37 |
Ground |
|
18 |
Airbag (+)_Input |
38 |
- |
|
19 |
Oil press switch (-)_Input |
39 |
IGN 1 |
|
20 |
- |
40 |
Battery (+) |
Description Communication Network Diagram Abbreviation Explanation IBU Interated Body Control Unit DDM Driver Door Module PTGM Power Tail Gate Module ICU Interated Control Unit ECU Engine Control Unit CLU Cluster MDPS Moter Driven Power Steering SVM Sorround View Monitor ACU Airbag Control Unit VDC Vehicle Dynamic Control SCC Smart Cruise Control LKA Lane Keeping Assist BCW Blind-Spot Collision Warning SAS Steering Angle Sensor HUD Head up Display TCU Transmission Control Unit FR DATC Dual Automatic Temp Control 4WD Four Wheel Drive F/PUMP Fuel Pump Control Module POCS Passenger Occupant Classification System IMS Integrated Memory System AMP Amplifier AVN Head Unit (Audio / AVN) HUD Head Up Display RR CAMERA Rrar View Camera FR CON Front Console Switch EOP Electric Oil Pump SBW Shift BY Wire W/CHAR Wireless Power Chager FR M/LP Front Mood Lamp 3ND FOLD 3ND Seat Folding Control Unit AUDIO Audio unit KEY BOARD Center Fascia Keyboard
Description and operation Description The PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of the heater core. The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective diesel engi
Repair procedures Inspection 1. Connect the battery voltage and check the blower motor rotation. 2. If the blower motor does not operate well, substitute with a known-good blower motor and check for proper operation.