Mack, EPA2010 Emissions Solution 259
Instrument Cluster
The aftertreatment icons are located in the instrument cluster per the following images.
CHU Instrument Cluster
1. Malfunction Indicator
Lamp (MIL)
4. High Exhaust
Temperature (HEST)
Lamp
2. CHECK Lamp
5. Aftertreatment DEF
Tank Gauge
W3031621
3. Aftertreatment DEF
Low Lamp