Hyundai Ioniq (AE): Hybrid Control System / Specifications

Specifications
Brake Switch
â–· Type : ON/OFF Switch
â–· Specification
Item
Brake Pedal Release
Brake Pedal Push
Switch 1
Max. 0.5V
Battery Voltage
Switch 2
IG OFF
Max. 50 mV
IG ON
Battery Voltage
Max. 0.5V

Items
Specification
Gap [mm (in)]
1.0 - 2.0 (0.039 - 0.079)

DC Fuse
â–· Specification
Item
Specification
Rated Current (A)
30

    DescriptionThe HCU (Hybrid Control Unit) controls whole hybrid systems and is connected with each control modules (ECM, TCM, MCU, BMS ECU etc.) by CAN interface.

    Component Location1. HPCU (Hybrid Power Control Unit)2. HCU (Hybrid Control Unit)3. Brake Switch4. DC Fuse    â€¢ 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).

    Other information:

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

    Inspection1.Turn the ignition switch OFF.2.Disconnect the evaporator temperature sensor connector.3.Measure the resistance between terminal "+" and "-" of the evaporator temperature sensor.Specification Evaporator core temperature [°C (°F)] Resistance [KΩ]

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

    Replacement1.Remove the battery (-) terminal.2.Remove the engine room under cover.(Refer to Engine Mechanical System - "Engine Room Under Cover")3.Remove the heater hose (A) and AEWP hose (B).4.Disconnect the lock pin to remove the heater hose pump connector (A).

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