>
Hyundai Equus: Heater Control Unit Components and Components Location
| Control Panel |
| Component |

| Connector Pin Function |
| Pin No. | Connector A | Connector B |
| 1 | Ground | Ignition 2 |
| 2 | - | FET (Gate) |
| 3 | Mode Control Actuator (Vent) | FET (Drain Feedback) |
| 4 | Mode Control Actuator (Defrost) | Sensor REF (+5V) |
| 5 | Intake Actuator (Fresh Air) | - |
| 6 | Intake Actuator (Recerculated Air) | - |
| 7 | Driver's Temperature Control Actuator (Cool) | Incar Sensor Motor (-) |
| 8 | Driver's Temperature Control Actuator (Warm) | - |
| 9 | Passenger Temperature Control Actuator (Cool) | - |
| 10 | Passenger Temperature Control Actuator (Warm) | ECV (+) |
| 11 | Auto Defogging Actuator (Open) | ECV (-) |
| 12 | Auto Defogging Actuator (Close) | - |
| 13 | Console Temperature Control Actuator (Cool) | Rear Auto Indcicator |
| 14 | Console Temperature Control Actuator (Warm) | ION Signal |
| 15 | Console Temperature Control Actuator A (Cool) | Blower Motor (+) |
| 16 | Console Temperature Control Actuator A (Warm) | CLEAN Signal |
| 17 | Console Duct Actuator (Vent) | - |
| 18 | Console Duct Actuator (Floor) | - |
| 19 | - | C-Line (Rear Armrest) |
| 20 | Sensor Ground | - |
| 21 | - | C_CAN (High) |
| 22 | Mode Control Actuator Feedback | C_CAN (Low) |
| 23 | Intake Actuator Feedback | - |
| 24 | Driver's Temperature Control Actuator Feedback | Climate_CAN High |
| 25 | Passenger's Temperature Control Actuator Feedback | Climate_CAN Low |
| 26 | Auto Defogging Actuator Feedback | - |
| 27 | Console Temperature Control Actuator Feedback | - |
| 28 | Console Temperature Control Actuator A Feedback | C-Line (Console LCD Panel) |
| 29 | Console Duct Actuator Feedback | - |
| 30 | Cluster Ion generator Diagnosis | Ignition 1 |
| 31 | AQS Signal | Battery |
| 32 | - | Ignition 2 |
| 33 | - | x x x x x x x x |
| 34 | Humidity (PWM) | |
| 35 | Incar Sensor | |
| 36 | Ambient Temperature Sensor | |
| 37 | Evaporator Temperature Sensor | |
| 38 | - | |
| 39 | Console Duct Sensor (+) | |
| 40 | - |
Heater & A/C Control Unit Repair procedures
Heater Control Unit Repair proceduresLocking
To lock :
1. Close all doors, engine hood and trunk.
2. Either press the door handle button or press the Door Lock button on the Smart
Key.
3. The hazard warning lights will blink and the chime ...
Smart key precautions
The smart key will not work if any of the following occur:
- The smart key is close to a radio transmitter such as a radio station or an
airport which can interfere with normal operation of th ...
Floor mat anchor(s) (if equipped)
When using a floor mat on the front floor carpet, make sure it attaches to the
floor mat anchor(s) in your vehicle.
This keeps the floor mat from sliding forward.
WARNING
The following must be ...