Hyundai Elantra: Seat Electrical / Seat Heater Switch
Components and components location
1. Driver seat heater switch 2. Passenger seat heater swtich
| 3. 2nd seat heater switch
|
|
|
Schematic diagrams
Manual Seat Heater Switch
Connector Pin Information
[Connector A]
Pin No
|
Function
|
Pin No
|
Function
|
1
| Low (Register specifications)
| 4
| Middle Low (Register specifications)
|
2
| Common (Register specifications)
| 5
| Middle High (Register specifications)
|
3
| Ground (Register specifications)
| 6
| High (Register specifications)
|
[Connector B]
Pin No
|
Function
|
Pin No
|
Function
|
1
| Battery (+)
| 21
| IGN2
|
2
| ISG B+
| 22
| IGN1
|
3
| ILL+ (TAIL)
| 23
| Blower IS (PWM specifications)
|
4
| Sensor REF (+5V)
| 24
| -
|
5
| Mode control actuator (Feedback)
| 25
| -
|
6
| Temperature control actuator (Feedback)
| 26
| -
|
7
| Intake actuator (Feedback)
| 27
| Blower Max. On signal (Register specifications)
|
8
| EVAP sensor (+)
| 28
| -
|
9
| AMB sensor (+)
| 29
| PTC relay
|
10
| Mode control actuator (Vent)
| 30
| -
|
11
| Mode control actuator (DEF)
| 31
| -
|
12
| Temperature control actuator (Cool)
| 32
| -
|
13
| Temperature control actuator (Warm)
| 33
| P_CAN High
|
14
| Intake actuator (FRE)
| 34
| P_CAN Low
|
15
| Intake actuator (REC)
| 35
| Blower INH (PWM specifications)
|
16
| HDT
| 36
| Blower PWM (In) (PWM specifications)
|
17
| -
| 37
| ECV (+)
|
18
| -
| 38
| ECV (-)
|
19
| Blower signal (On) (Register specifications)
| 39
| Sensor ground
|
20
| ILL- (RHEO)
| 40
| Ground
|
DATC Seat Heater Switch
[Connector A]
Pin No
|
Function
|
Pin No
|
Function
|
1
| Battery
| 9
| IGN2
|
2
| ILL+ (TAIL)
| 10
| ISG Battery (+)
|
3
| -
| 11
| IGN1
|
4
| LIN BUS
| 12
| HTD
|
5
| -
| 13
| -
|
6
| -
| 14
| -
|
7
| -
| 15
| -
|
8
| RHEO (ILL-)
| 16
| Ground
|
[Rear Seat]
Repair procedures
[Manual Seat Heater Switch]
1. | Disconnect the negative (-) battery terminal. |
2. | Remove heater & A/C control unt. (Refer to Heating, Ventilation and Air Conditioning - "Heater & A/C Control Unit (Manual") |
[DATC Seat Heater Switch]
1. | Disconnect the negative (-) battery terminal. |
2. | Remove heater & A/C control unt. (Refer to Heating, Ventilation and Air Conditioning - "Heater & A/C Control Unit (DATC") |
[Rear Seat]
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the rear door window switch. (Refer to Power Windows - "Power Window Switch") |
1. | Install the heater & A/C control unt. |
2. | Connect the negative (-) battery terminal. |
[Rear Seat Heater Switch]
1. | Install the rear door window switch. |
2. | Connect the negative (-) battery terminal. |
Components and components location
Component Location[Front Seat Heater]1. Seat heater unit (Passenger only) 2. Seat cushion heater3. Seat back heater[Rear Seat Heater]1...
Components and components location
Component Location[Front Ventilation Seat]1. Ventilation seat blower2.Ventilation seat unit
Schematic diagrams
Circuit DiagramConnector Pin Information
Pin no
Connector A
Connector B
Connector C
1Ventilation seat unit IGN 1 Ventilation heater pow..
Other information:
Description and operation
DescriptionCVVD (Continuous Variable Valve Duration) System is a device to control the optimum open and close timing according to the driving mode by changing the valve opening section.It is composed of cam shaft, CVVD assembly, and CVVD acatuator.The valve opening time operates in proportion to the rpm of control shaft.Operation Principle[CVVD System Operating Mode]Op..
Repair procedures
Replacement1.Remove the hood weatherstrip (A).
•
Be careful not to scratch the hood weatherstrip. 2.To install, reverse the removal procedure...