Hyundai Elantra MD/UD: Instrument Cluster. Description 
and Operation - Indicators And Gauges - Body Electrical System - Hyundai Elantra MD 2010-2015 Service manualHyundai Elantra MD/UD: Instrument Cluster. Description and Operation

Description

ECO driving system
This system is designed to encourage eco-driving by providing real-time feedback to the driver.
The ECO indicator light assists you to drive in the most economical way.
The green indicator comes on when you drive with high fuel efficiency.
The fuel efficiency depends on driver's driving habit and road condition.
The system stops operation when the transaxle is in the P,R,N position or sports mode, or instantaneous fuel consumption mode is selected.

Instrument Cluster. Schematic Diagrams
Circuit Diagram [Super vision] [General] ...