Hyundai Venue: Seat Electrical / Air Ventilation Seat. Repair procedures
[Ventilation Blower]
1. |
Disconnect the negative (-) battery terminal.
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2. |
Remove the front seat.
(Refer to Body - "Front Seat Assembly")
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3. |
Remove the blower duct (A).

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4. |
Remove the blower FAN (A) after removing the screws.

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[Ventilation Seat Unit]
1. |
Disconnect the negative (-) battery terminal.
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2. |
Remove the front seat.
(Refer to Body - "Front seat Assembly")
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3. |
Remove the ventilation seat unit (A) after disconnect the connectors
(B).

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[Ventilation Blower]
1. |
Install the blower fan.
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3. |
Install the front seat assembly.
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4. |
Connect the negative (-) battery terminal.
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[Ventilation Seat Unit]
1. |
Install the ventilation seat unit.
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2. |
Install the front seat assembly.
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3. |
Connect the negative (-) battery terminal.
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Ventilating seat consists of three units : the ventilating seat unit for control,
switch for input and and blower for output.
Diagnosis Mode
1. |
You can enter the diagnosis mode by turning the heater seat button on.
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2. |
You can enter the diagnosis mode by referring to following description.
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3. |
Press the heating wire switch as shown below.
1) |
Press and hold the heating wire switch for 3 seconds or more.
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2) |
Release the switch for 3 seconds or less and press and hold
it again for 1.5 - 3 seconds.
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3) |
Release the switch for 3 seconds or less and press and hold
it again for 3 seconds or more.
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4. |
When the vehicle enters the diagnostic mode, the three LEDs (Low, Mid,
High) in the heating wire section blinks once for 0.5 seconds.
1) |
When the vehicle enters the self-diagnostic mode, LEDs only
work as those for heating wire seat switches.
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2) |
When two or more errors are detected, the LEDs sequentially
blink at a 2-second interval for each error code.
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5. |
After entering the diagnostic mode, check the LED status to identify
the error.

Failure Indicator
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LED (Flashing)
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Inspection Items
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Detailed Inspections
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Low voltage detection
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Low voltage that deviates from the operating voltage range was supplied.
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Over voltage detection
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Overvoltage that deviates from the operating voltage range was supplied.
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Fuse (Short)
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B+ fuse disconnection
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IGN2 fuse disconnection
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NTC/HEATER MAT (Short)
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2) |
Heater mat disconnection
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3) |
Heater+ wiring disconnection
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4) |
Heater system NTC disconnection (4.9 V or higher)
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NTC/HEATER MAT (Disconnector)
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1) |
Short-circuit between the controller connector terminal
and NTC
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2) |
Short-circuit between the controller connector terminal
and heater
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3) |
Short-circuit in the heater system NTC wiring
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4) |
Short-circuit in the heater system heater+ wiring
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Target temperature not reached
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Target temperature not reached within 40 minutes
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Short circuit of Ventilation blower power line
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Short circuit of ventilation blower power line (short)
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Power disconnection of ventilation blower
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Disconnection or missing connector of ventilation power line
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Short circuit of ventilation blower speed signal
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Short circuit of ventilation blower speed signal (short)
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Disconnection or missing connector of ventilation blower speed signal
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Disconnection or missing connector of ventilation blower speed signal
(VCC)
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Disconnection or missing connector of ventilation blower speed signal
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Disconnection or missing connector of ventilation blower speed signal
(GND)
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Short circuit of ventilation blower RPM signal (short)
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Short circuit of ventilation blower RPM signal (short)
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Disconnection or missing connector of ventilation blower RPM signal
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Disconnection or missing connector of ventilation blower RPM signal
(GND)
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Disconnection or missing connector of ventilation blower RPM signal
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Disconnection or missing connector of ventilation blower RPM signal
(GND)
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6. |
You can check the malfunctioning by checking the blinking LED.
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7. |
The failure data is recorded to the memory by the ventilation seat unit.
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8. |
Press the heating wire seat switch on the passenger side for 5 seconds
or more to make the LED blink four times and delete the failure data
in the memory.
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9. |
Pressing the IGN OFF button will end the diagnosis mode for the heater
seat.
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10. |
You can check whether the heating seat system works properly after turning
the IGN ON. If you want to check the error code, you can refer to the
procedure of 2 above.
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Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front seat assembly...
Other information:
Replacement
1.
Turn the steering wheel so that the front wheels are placed in the straight
ahead position.
•
If the steering wheel and the front tires are not set
straight ahead together, it may affect the number of
circulation of steering wheel and damage the cable inside
the clock spring...
Troubleshooting
Problem Symptoms Table
Use the table below to help you find the cause of theproblem. The numbers indicate
the priority of the likecause of the problem. Check each part in order.
If necessary, replace these parts...
Categories

Your HYUNDAI uses a Smart Key, which you can use to lock or unlock the driver
and passenger doors or the rear liftgate.
1. Door Lock
2. Door Unlock
3. Remote start
read more