What does the ECO display mean in Hyundai Mistra?

1 Answers
JasperLee
07/29/25 9:57pm
When the ECO indicator appears on the vehicle, it indicates that the economy mode has been activated. ECO is an English abbreviation derived from Ecology (environmental protection), Conservation (energy saving), and Optimization (power). The ECO mode is further divided into active ECO driving mode and passive ECO driving mode. ECO mode is categorized into active and passive types. The difference lies in the fact that the active type has its own dedicated button, allowing the driver to choose whether to activate it. When the driver presses the ECO mode switch, the dashboard indicator light will illuminate, and the vehicle will automatically adjust settings such as throttle opening, transmission shift logic, and air conditioning output power. The passive ECO mode does not have a dedicated button. When the ECO indicator on the dashboard lights up, it serves merely as a reminder function. The ECO system automatically evaluates driving behavior, and if the current driving operation achieves the optimal fuel supply, the dashboard will simultaneously display the ECO indicator. Most vehicles employ the active ECO driving mode, which comes with its own switch button. Therefore, it can be activated during daily driving. However, there is no need to enable ECO mode when driving at speeds exceeding 120 km/h, during idle parking, in N/P gear, or in manual mode, especially when climbing hills, as it would not reflect the fuel-saving characteristics of ECO mode. Additionally, ECO mode typically becomes ineffective under the following circumstances: When the vehicle speed exceeds 120 kilometers per hour, the system prioritizes speed, causing the ECO mode to deactivate automatically. During idle parking or when in N/P gear or manual mode, the ECO mode may also become ineffective. When high torque output is required, such as when climbing hills, the engine control unit prioritizes ensuring sufficient power to drive the vehicle, and the ECO mode will not function in such scenarios.
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