Hyundai Ioniq (AE): Lighting System / High Mounted Stop Lamp. Repair procedures

Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the rear spoiler assembly.
(Refer to Body - "Tail Gate Trim")
3.
Disconnect the high mounted stop lamp connector.

4.
Remove the high mounted stop lamp cover by pulling forward in the direction of the arrow using screw driver or remover.

   
•
When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components.
•
Put on gloves to prevent hand injuries.
5.
Remove the high mounted stop lamp assembly (A) after loosening the mounting screws.

Installation
1.
Install the rear high mounted stop lamp.
2.
Install the package tray trim.
3.
Connect the negative (-) battery terminal.

    Removal1.Disconnect the negative (-) battery terminal.2.Remove the license lamp (A) after disengaging the license lamp mounting clip (B).3.Replace the bulb (A) after removing a lens.

    Removal1.Disconnect the negative (-) battery terminal.2.Remove the outside rear combination lamp assembly (B) after disconnecting the connector (A).3.Remove the bulb (A) after turning it in the counter clock-wise direction.

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Rear Corner Radar Unit. Repair procedures

    Removal1.Disconnect the negative (-) battery terminal.2.Remove the rear bumper.(Refer to Body - "Rear Bumper")3.Remove the rear corner radar unit (A) after loosening the mounting nuts.    â€¢ Take care not to separate the bracket from rear bumper when removing the rear corner radar sensor.

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Troubleshooting

    Trouble Symptom ChartsTrouble Symptom 1Trouble Symptom 2 Trouble symptom Probable cause Remedy The set vehicle speed varies greatly upward or downward"Surging" (repeated alternating acceleration and deceleration) occurs after settingMalfunction of the vehicle speed se

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