Hyundai Elantra (CN7): Warning and Indicator Lights / Forward Collision-Avoidance Assist Warning Light

This warning light illuminates:

• When you set the ignition switch or Engine Start/Stop button to the ON position.

-- It illuminates for approximately 3 seconds and then goes off.

• When there is a malfunction with FCA. In this case, have your vehicle inspected by an authorized dealer of HYUNDAI.

    This indicator light illuminates: When the High Beam is on with the light switch in the AUTO light position. If your vehicle detects oncoming or preceding vehicles, High Beam Assist system will switch the high beam to low beam automatically.

    This indicator light illuminates: [Green] When you activate the lane departure warning system by pressing the Lane Safety button and all of the system operating conditions are satisfied.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: A/C Pressure Transducer

    Description and operation DescriptionThe A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Troubleshooting

    TroubleshootingDiagnosis 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/

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