Hyundai Ioniq (AE): Brake System / Parking Brake System

Troubleshooting1. Part diagnosis Items Cause Symptom Switch fuse Faulty fuse connection, Damaged fuse – DTC Code : P0504– Symptom : Shifting gear trouble, Starting failure, Cruise control function cancelation trouble, EPB function cancelation trouble, Stop lamp lighting trouble, ESP OFF light illuminated.

Components1. Parking brake pedal2. Parking brake cable3. Equalizer assembly4. Brake disc5. Brake caliper

Other information:

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

Inspection1.Turn the ignition switch ON.2.Connect the GDS.3.Emit intensive light toward the photo sensor using a lamp, and check the output voltage change.4.The voltage will rise with higher intensive light and reduce with lower intensive light.1. Auto light signal2.

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

Removal1.Disconnect the negative (-) battery terminal.2.Remove the tailgate lid trim.(Refer to Body - "TailGate Lid Trim")3.Disconnect the Rear view camera connector (A).4.Remove the Rear view camera assembly after loosening the mounting screws.Installation1.

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