Hyundai Elantra: ABS(Anti-Lock Brake System) / Components and components location

Hyundai Elantra (CN7) 2021-2025 Service Manual / Brake System / ABS(Anti-Lock Brake System) / Components and components location

Components

1. ABS control module (HECU) 2. Front wheel speed sensor	3. Rear wheel speed sensor 4. ESC OFF switch

Description and operation

DescriptionThis specification applies to HCU(Hydraulic Control Unit) and ECU(Electronic Control Unit) of the HECU.(Hydraulic and Electronic Control Unit)This specification is for the wiring design and installation of ABS/ESP ECU...

Troubleshooting

Standard Flow of Diagnostic TroubleshootingNotes With Regard To DiagnosisThe phenomena listed in the following table are not abnormal. Condition Explanation System check soundWhen starting the engine, a thudding sound can sometimes be heard coming from inside the engine compartment...

Other information:

Hyundai Elantra (CN7) 2021-2025 Service Manual: Troubleshooting

Troubleshooting Symptom Expected cause Countermeasure Leaning phenomenon of vehicleDefect on front suspension and steering.Adjust or replaceWheel bearing burningReplaceVibrationOver abrasion, separation, damaged or bended on drive shaftReplaceWheel bearing separationReplaceshimmyInappropriated wheel balance..

Hyundai Elantra (CN7) 2021-2025 Service Manual: Description and operation

DescriptionThe ECM (Electro Chromatic inside rear view Mirror) is intended dim the reflecting light in the rear view mirror. The forward facing sensor detects brightness of the surroundings, while the rearward looking sensor is for the light from the rear. The strength of the light in the rear sensor is used by the mirror to adjust the shading. It ranges from 7 to 85%. When the reverse gear is eng..

Side air bags

Front seat

Your vehicle is equipped with a side air bag in each front seat. The purpose of the air bag is to provide the vehicle’s driver and the front passenger with additional protection than that offered by the seat belt alone.