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.

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) 2021-2025 Service Manual: Components and components location

C

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

Diagnosis with Diagnostic tool1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).The diagnostic system (Diagnostic tool) provides the following information.(1)Fault Code Searching : Checking failure and code number (DTC)(2)Data Analysis : Checking the system input/output data s

Categories

 
Copyright © 2025 www.helantra7.com - 0.0134