Hyundai Ioniq (AE): Body Electrical System / Rear Glass Defogger

Inspection[Driver Power Window Switch]1.Disconnect the negative (-) battery terminal.2.Remove the driver door trim.(Refer to Body - "Front Door Trim")3.

Component Location1. Body control module (BCM)2. Rear glass defogger switch3. Rear glass defogger

Other information:

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

Self Diagnosis1.Self-diagnosis process.    â€¢ When operating the self-diagnostics, the below fault (self-diagnostics code) will blink at 0.5 seconds interval on the temperature display settings (driver's side only) and the remaining symbols are OFF .

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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