>
Hyundai Equus: Heater & A/C Control Unit Components and Components Location
| Component |

| Connector Pin Function |
| Pin No. | Connector A Function |
| 1 | Ground |
| 2 | Rheostat (Illumination -) |
| 3 | Rear Defog Switch |
| 4 | - |
| 5 | Detent Out (+) |
| 6 | HTD |
| 7 | Illumination + (Tail) |
| 8 | - |
| 9 | Ground |
| 10 | - |
| 11 | Climate CAN High |
| 12 | Climate CAN Low |
| 13 | - |
| 14 | Ignition 1 |
| 15 | Battery |
| 16 | Ignition 2 |
Controller
Heater & A/C Control Unit Repair proceduresRepair procedures
Removal
1.
Remove the front bumper cover.
(Refer to Body - "Front Bumper Cover")
2.
Remove the bolts and disconnect the horn connectors, then remove the high pitch horn (A) and low pitch horn ...
Electronic Active Headrest Repair procedures
Inspection
1.
How to reassemble the Headrest which was released by rear (or front) Impact.
2.
How to unlock the trigger in case of trigger is locked.
(1)
Normally, the trigger position is un ...
Filter inspection
The climate control air filter should be replaced every 15,000 miles (24,000
km). If the vehicle is operated in severely air-polluted cities or on dusty rough
roads for a long period, it should be ...