Actuator Potentiometer Inspection
WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
| Item | Normal Value | Prerequisite Condition | Probe (+) | Probe (-) |
|---|---|---|---|---|
| Signal circuit: voltage | Refer to FIG 1 | A/C Control Module, Auto defog actuator connector: Connected Ignition switch: ON |
Auto defog actuator's signal terminal | Sensor ground |
(FIG.1)
| Door Position | Voltage (Defogging Active) |
|---|---|
| CLOSE (VENT, B/L) | Approx. 4.26V |
| FLOOR | Approx. 3.32V |
| MIX | Approx. 2.68V |
| OPEN (DEF) | Approx. 0.97V |
Fig. 1 * Voltage of the auto defog actuator by door position
- Is the result within specifications?
YES
- Check wire harness for contact condition. Then go to "VERIFICATION OF VEHICLE REPAIR ".
NO
- Replace the AUTO DEFOGGING ACTUATOR with an usable one and check for proper operation. If it works properly, put the new actuator in place.
- Repair or replace relevant component (s) as necessary and then go to "VERIFICATION OF VEHICLE REPAIR ".