Hyundai Elantra (CN7): Driving your vehicle / ISG (Idle Stop and Go) system
The Idle Stop and Go (ISG) system automatically and temporarily shuts down the engine when the vehicle is stopped and idling to help improve fuel efficiency and reduce exhaust gas emissions. (i.e. red stop light, stop sign, and traffic jam).
The engine is automatically started upon satisfying the starting conditions.
The ISG system is always active, when the engine is running.
Information
When the engine is automatically started by the ISG system, some warning lights (i.e. ABS, ESC, ESC OFF, EPS, and parking brake warning light) may illuminate for a few seconds due to the low battery voltage. However, it does not indicate a malfunction with the ISG system.
- To Activate the ISG System
- To Deactivate the ISG System
- ISG System Malfunction
- Battery Sensor Deactivation
WARNING Whenever leaving the vehicle or parking, always come to a complete stop and continue to depress the brake pedal. Move the shift button into P (Park) position, then apply the parking brake, and place the ignition switch in the LOCK/OFF position.
Prerequisite for activation The ISG system operates in the following situations. The driver's seatbelt is fastened The driver's door and hood are closed The brake vacuum pressure is adequate The battery sensor is activated and the battery is sufficiently charged Outside temperature is not too low or too high The vehicle is driven over a constant speed and stops The climate control system satisfies the conditions The vehicle is sufficiently warmed up The incline is gradual The steering wheel is turned less than 180 degrees and then the vehicle stops Information If the ISG light (white) is turned on on the instrument cluster and does not meet the ISG system operating conditions, the ISG system is not activated.
Other information:
Hyundai Elantra (CN7) 2021-2026 Service Manual: Compressor
Description and operation DescriptionThe compressor is the power unit of the A/C system.It is located on the side of engine block and driven by a V-belt of the engine.The compressor changes low pressure and low temperature refrigerant gas into high pressure and high temperature refrigerant gas.
Hyundai Elantra (CN7) 2021-2026 Service Manual: Desctiprion and operation
DescriptionADAS_PRK is a unit that controls the functions required for ADAS parking. If the ADAS_PRK is applied, the parking distance warning function is also controlled by the ADAS_PRK.System FunctionParking Collision-Avoidance Assist (PCA)PCA is a parking safety system that assists in collision warning and emergency braking in the event of a coll
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