V-MAC Co-Pilot Operator's Manual 39 Aftertreatment DEF Quality - Driver Warning & Inducement Triggers
Aftertreatment DEF Quality Indicator
Driver Information Display Screen
Good DEF Quality
None
None
Poor DEF Quality DTC Initial Detected
SCR Performance Low Engine will Derate in ___ mins W3 031 623
Poor DEF Quality DTC Initial Detected + 1 hours
SCR Performance Low Engine In Derate 5 Mph Limit in ___ mins W3 031 623
Poor DEF Quality DTC Initial Detected + 4 hours
Note: Once this DEF Quality fault occurs the DID timer displays. The timer displays the minutes available before the 5 mph derate occurs. The timer can be cleared using the Escape (ESC) button on the stalk switch control lever. When the vehicle is restarted after shutdown the remaining minutes before derate occurs will reappear. For additional DID information refer to the Driver Information Display Manual. SCR Performance Low Repair needed 5 Mph limit next Vehicle Stop
W3 031 623
