Hyundai Palisade: Advanced Driver Assistance System (ADAS)

Heater & A/C Control Unit (Rear)

Components and components location Component Connector Pin Function Connector PIN No Pin Function Connector PIN No Pin Function A 1 Battery A 17 IGN2 2 ISG B+ 18 IGN1 3 ILL+ (TAIL) 19 Blower Motor (+) 4 Sensor Ground REF (+5V) 20 - 5 Mode Control Actuator Feedback 21 Mosfet (DRAIN F/B) 6 Temperature Actuator Feedback 22 Mosfet (GATE) 7 Mode Control Actuator (Vent) 23 Heater Switch _ LH 8 Mode Control Actuator (Defrost) 24 Indicator (HIGH) _ LH 9 Temperature Control Actuator (Cool) 25 Indicator (MID) _ LH 10 Temperature Control Actuator (Warm) 26 Indicator (LOW) _ LH 11 Detent out (-) 27 Heater Switch _ RH 12 K - Line 28 Indicator (HIGH) _ RH 13 LIN Left 29 Indicator (MID) _ RH 14 Lin Right 30 Indicator (LOW) _ RH 15 - 31 Sensor Ground 16 ILL - (RHEO) 32 Ground Repair procedures Replacement    • When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components...

Special service tools

Special Service Tools Tool Name / Number Illustration Description LKA Compensator (09890-3V100) Used for compensating front view camera unit Tolerance Compensation Plate for Surround View Monitoring (09957-CM100) Used to Tolerance Compensation for Surround View Monitoring (SVM) Camera Vertical measuring instrument (09964-C1200) Used to measure left/right tilts when automatic tolerance compensation for front camera is performed...

Other information:

Hyundai Palisade (LX2) 2020-2025 Service Manual: Rear Washer Motor

Repair procedures Inspection 1. With the washer motor connected to the reservoir tank, fill the reservoir tank with water.    Before filling the reservoir tank with water, check the filter for foreign material or contamination...

Hyundai Palisade (LX2) 2020-2025 Service Manual: Oil Pressure Sensor

Repair procedures Removal and Installation    • Be careful not to damage the parts located under the vehicle (floor under cover, fuel filter, fuel tank and canister) when raising the vehicle using the lift...