Hyundai Ioniq: High Voltage Battery Control System / Troubleshooting

Components and components location

Component Location1. BMS ECU2. Power Relay Assembly (PRA)3. Safety Plug4. Battery Temperature Sensor5. Battery Ambient Sensor    • Main Relays (Positive, Negative), Pre-Charge Relay, Pre-Charge Resistor, and Battery Current Sensor are integrated into the PRA...

Schematic diagrams

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Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Camshaft Position Sensor (CMPS). Troubleshooting

Signal WaveformThis example shows a typical Crankshaft Position Sensor (CKPS) and Camshaft Position Sensor (CMPS) waveform at idle. The PCM controls the injection and ignition timing by using these signals. Generally CKPS signal is used to detect the piston's position and CMPS signal is used to detect the Top Dead Center of each cylinder...

Hyundai Ioniq (AE) 2017-2025 Service Manual: Filler-Neck Assembly. Repair procedures

Removal1.Turn the ignition seitch OFF and disconnect the battery negative (-) cable. 2.Open the fuel filler door and then remove the filler-neck installation screw (A).3.Lift the vehicle. 4.Remove the rear-LH wheel, tire, and the inner wheel house. 5...