Hyundai Venue (QX): Controller / Heater & A/C Control Unit (Manual). Components and components location

Hyundai Venue (QX) (2020-2025) Service Manual / Heating, Ventilation and Air Conditioning / Controller / Heater & A/C Control Unit (Manual). Components and components location

Components

Hyundai Venue. Heater & A/C Control Unit (Manual). Components and components location

Connector [A]
Pin NO
Function
Pin NO
Function
1
 Low
 4
 Middle Low
2
 COMMON
 5
 Middle High
3
 Ground
 6
 High

Connector [B]
Pin NO
Function
Pin NO
Function
1
 Battery Power
 17
 IGN2
2
 ISG B+
 18
 IGN1
3
 ILL+ (TAIL)
 19
 -
4
 Sensor REF (+5)
 20
 -
5
 -
 21
 PTC Relay 1
6
 Intake actuator (F/B)
 22
 -
7
 EVAP Sensor (+)
 23
 MAX Blower ON Signal
8
 AMB Sensor (+)
 24
 -
9
 -
 25
 -
10
 -
 26
 C_CAN High
11
 Intake actuator (Fresh Air)
 27
 C_CAN Low
12
 Intake actuator (Recirculated Air)
 28
 -
13
 HTD (Rear defog indicator)
 29
 ECV+
14
 Rear defog switch
 30
 ECV(-)
15
 Blower ON signal to common
 31
 Sensor ground
16
 ILL- (RHEO)
 32
 Ground

    Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the console upper front garnish.

    Other information:

    Hyundai Venue (QX) (2020-2025) Service Manual: Condenser. Repair procedures

    Inspection 1. Check the condenser fins for clogging and damage. If clogged, clean them with water, and blow them with compressed air. If bent, gently bend them using a screwdriver or pliers. 2.

    Hyundai Venue (QX) (2020-2025) Service Manual: PTC Heater. Description and operation

    Description The PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of 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 engine.

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