4.
Monitor "AIR MASS PER CYLINDER" and "EGR ACTUATOR" parameter on the scan tool.
Reference value : EGR actuator does not operate at idle (The duty becomes 0% from 0~94% right after acceleration.)
Connect scan tool with 'DATA LINK CONNECTOR' (DLC).
Warm engine up to normal operating temperature.
Turn all the electrical devices including air conditioner OFF.
Monitor "AIR MASS PER CYLINDER" and "EGR ACTUATOR" parameter on the scan tool.
Reference value : EGR actuator does not operate at idle (The duty becomes 0% from 0~94% right after acceleration.)
