Hyundai Ioniq: Hybrid Starter & Generator (HSG) Belt / Checking the Hybrid Starter & Generator (HSG) Belt

Hybrid Starter & Generator (HSG) Belt

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Brake Fluid

Checking the Brake Fluid Level Check the fluid level in the reservoir periodically. The fluid level should be between MAX and MIN marks on the side of the reservoir...

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: HCU (Hybrid Control Unit). Schematic diagrams

HCU Terminal and Input / Output SignalTerminal FunctionConnector [C133-S] Pin No Description Connected to 1HCU GroundChassis ground2HCU GroundChassis ground3HCU GroundChassis ground4Battery power (B+)Battery5Battery power (B+)Battery6Battery power (B+)Battery7-　8-　9-　10-　11-　12-　13-　14-　15Brake Switch 2 signal inputBrake Switch (NC, IG1)16Brake Switch 1 signal inputBrake Switch (NO, B+)17-　18-　19-　20-　21-　22-　23-　24-　25-　26-　27-　28-　29-　30-　31-32-33-34-　35-　36-　37-　38Start signal inputSmart Key Unit39-　40-　41-　42-　43-　44-　45-　46-　47-　48-　49-　50-　51-　52-　53-　54-　55-　56-　57-　58-　59-　60-　61-　62-　63-　64-　65-　66-　67-　68-　69-　70-　71-　72-　73IGN signal inputSmart Key Unit74-　75-　76-　77-　78Powertrain CAN [High] signal inputOther control modules79Powertrain CAN [Low] signal inputOther control modules80-　81Hybrid CAN [High] signal inputOther control modules82Hybrid CAN [Low] signal inputOther control modules83-　84-　85-　86-　87-　88-　89-　90-　91-　92-　93-　94-　Input/Output signalConnector [C133-S] Pin no Description Condition Type Level 1HCU GroundAlwaysDC VoltageMax...

Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Low Washer Fluid, Low Fuel, Engine has overheated / Engine overheated, Check High Beam Assist (HBA) system

Low Washer Fluid (if equipped) This message is displayed if the washer fluid level in the reservoir is nearly empty. Have the washer fluid reservoir refilled. Low Fuel This message is displayed if the fuel tank is almost out of fuel. When this message is displayed, the low fuel level warning light in the cluster will come on...