Hyundai Sonata: Active ECO operation - Active ECO system - Driving your vehicleHyundai Sonata: Active ECO operation

Active ECO helps improve fuel efficiency by controlling the engine and transaxle.

Active ECO helps improve fuel efficiency by controlling the engine and transaxle. But fuel-efficiency can be changed by the driver's driving habits and road conditions.

  • When the Active ECO button is pressed the ECO indicator (green) will illuminate to show that the Active ECO is operating.
  • When the Active ECO is activated, it does not turn off even though the engine is restarted again. To turn off the system, press the active ECO button again.
  • If Active ECO is turned off, it will return to the normal mode.
    Limitation of Active ECO operation
    If the following conditions occur while Active ECO is operating, the system operation is limited even though there is no change in the ECO indicator. When the coolant temperature is low: The sys ...

    See also:

    General Safety Information and Caution
    Precautions General Precautions Please read the following precautions carefully before performing the airbag system service. Observe the instructions described in this manual, ...

    Repair procedures
    Inspection Front Door Lock Actuator Inspection 1. Remove the front door trim. (Refer to the BD group - "Front door") 2. R ...

    Special Service Tools
    Special Service Tools Tools (Number and Name) Illustration Use 09200-38001 Engine support fixture Removal and in ...