 Hyundai Elantra HD: Malfunction indicator lamp (MIL) (check engine light)
Hyundai Elantra HD: Malfunction indicator lamp (MIL) (check engine light)
        
        
This indicator light is part of the Engine Control System which monitors various emission control system components. If this light illuminates while driving, it indicates that a potential problem has been detected somewhere in the emission control system.
This light will also illuminate when the ignition switch is turned to the ON position, and will go out in a few seconds after the engine is started. If it illuminates while driving, or does not illuminate when the ignition key is turned to the ON position, take your vehicle to your nearest authorized Hyundai dealer and have the system checked.
Generally, your vehicle will continue to be drivable, but have the system checked by an authorized Hyundai dealer promptly.
 CAUTION
 
CAUTION
- Prolonged driving with the Emission Control System Malfunction Indicator 
	Light ( ) illuminated may cause damage 
	to the emission control systems which could effect drivability and/or fuel economy. ) illuminated may cause damage 
	to the emission control systems which could effect drivability and/or fuel economy.
- If the Emission Control System Malfunction Indicator Light ( ) 
	illuminates, potential catalytic converter damage is possible which could result 
	in loss of engine power. Have the Engine Control System inspected as soon as 
	possible by an authorized Hyundai dealer. ) 
	illuminates, potential catalytic converter damage is possible which could result 
	in loss of engine power. Have the Engine Control System inspected as soon as 
	possible by an authorized Hyundai dealer.


