Hyundai Ioniq (AE): Immobilizer System / Immobilizer Control Unit. Repair procedures
| Removal |
| 1. | Disconnect the negative (-) battery terminal. |
| 2. | Remove the main crash pad assembly. (Refer to Body - "Main Crash Pad Assembly") |
| 3. | Discnnect the connector of the immobilizer unit and then remove the immobilizer unit (A) after loosening a nut.
|
| Installation |
| 1. | Install the immobilizer control unit after connecting the unit connector. |
| 2. | Install the main crash pad assembly. |
| 3. | Connect the negative (-) battery terminal. |
Teaching Procedures1.Key Teaching ProcedureKey teaching must be done after replacing a defective PCM (ECM) or when providing additional keys to the vehicle owner.
Removal1.Disconnect the negative (-) battery terminal.2.Remove the steering column shroud panel.(Refer to Body - "Steering Column Shroud Panel")3.Disconnect the 6P connector (B) of the coil antenna and then remove the coil antenna (A) after loosening the screw.
Other information:
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: A/C Pressure Transducer. Repair procedures
Inspection • Before measuring the pressure of the refriferant line, check whether the refrigerant amount is charged in accordance with the specified charging amount.(Refer to Heating, Ventilation, Air Conditioning - "Specifications")1.
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Photo Sensor. Description and operation
Description The photo sensor is located at the center of the defrost nozzles.The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is transferred to the automatic temperature control
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