Hyundai Elantra (CN7): Warning and Indicator Lights / Engine Oil Pressure Warning Light

This warning light illuminates:

When the engine oil pressure is low.

If the engine oil pressure is low:

1. Drive carefully to the nearest safe location and stop your vehicle.

2. Turn the engine off and check the engine oil level (For more information, refer to "Engine Oil" in chapter 8). If the level is low, add oil as required.

If the warning light remains on after adding oil or if oil is not available, have the vehicle inspected by an authorized HYUNDAI dealer as soon as possible.

NOTICE

  • If the engine is not turned OFF immediately after the Engine Oil Pressure Warning Light is illuminated, severe damage could occur.
  • If the warning light stays on while the engine is running, it indicates that there may be serious engine damage or malfunction. In this case:
    1. Stop the vehicle as soon as it is safe to do so.
    2. Turn off the engine and check the oil level. If the oil level is low, fill the engine oil to the proper level.
    3. Start the engine again. If the warning light stays on after the engine has started, turn the engine off immediately. In this case, have the vehicle inspected by an authorized HYUNDAI dealer.

    When this warning light illuminates while the engine is running, the battery is not being charged. Immediately turn OFF all electrical accessories.

    This warning light illuminates: When the fuel tank is nearly empty. Add fuel as soon as possible. NOTICE Driving with the Low Fuel Level warning light on or with the fuel level below "E" can cause the engine to misfire and damage the catalytic converter.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Auto Lighting Control System

    Description and operation DescriptionIt's a system that uses illumination sensor to automatically turn ON the tail lamp and head lamp based on the change in surrounding environment's illumination condition. It activates when the vehicle enters/exits tunnel, or when the illumination condition in surrounding environment changes due to rain, snow, or

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Climate Control Air Filter

    Description and operation Description The climate control air filter is located in the blower unit. It eliminates foreign materials and odor. The particle filter performs a role as an odor filter as well as a conventional dust filter to ensure comfortable interior environment.

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