Hyundai Ioniq: Brake System / Parking Brake System

Stop Lamp Switch. Troubleshooting

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...

Parking Brake Assembly. Components and components location

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Other information:

Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Stop vehicle to charge battery/ Park with engine On to charge battery, Refuel to prevent Hybrid battery damage

Stop vehicle to charge battery/ Park with engine On to charge battery Either message is displayed when the hybrid battery power (SOC) level is low. In this case, park the vehicle in a safe location and wait until the hybrid battery is charged. Refuel to prevent Hybrid battery damage This message is displayed when the fuel tank is nearly empty...

Hyundai Ioniq (AE) 2017-2025 Service Manual: Components and components location

Component Location1. HPCU (Hybrid Power Control Unit)2. HCU (Hybrid Control Unit)3. Brake Switch4. DC Fuse    • HPCU includes the HCU (Hybrid Control Unit), Inverters (for Drive Motor, HSG and Electric A/C Compressor), MCU (Motor Control Unit) and LDC (Low DC / DC Converter)...