Malfunction Indicator Lamp: Description and Operation

ACTIVATION OF MALFUNCTION INDICATOR LIGHT




1. When the ignition switch is turned to ON (engine off), the malfunction indicator light in the combination meter illuminates.

NOTE: If the malfunction indicator light does not illuminate, perform diagnostics of the malfunction indicator light circuit or the combination meter circuit. Malfunction Indicator Light Does Not Come ON




2. After starting the engine, the malfunction indicator light goes out. If it does not, either the engine or the emission control system is malfunctioning.




3. If the diagnosis system senses a misfire which could damage the catalyzer, the malfunction indicator light will blink at a cycle of 1 Hz.




4. When the ignition switch is turned to ON (engine off) or to START with the test mode connector connected, the malfunction indicator light blinks at a cycle of 3 Hz.