Full Product Manual

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4) Use the UP/DOWN scroll button to view the status of the MIL light (ON
or OFF) and the following monitors:
For spark ignition engines:
 MIS – Misfire Monitor
 FUEL – Fuel System Monitor
 CCM – Comprehensive Component Monitor
 EGR – EGR System Monitor
 O2S – O2 Sensors Monitor
 CAT – Catalyst Monitor
 EVAP – Evaporative System Monitor
 HTR – O2 Sensor Heater Monitor
 AIR – Secondary Air Monitor
 HCAT – Heated Catalyst Monitor
For compression ignition engines:
 MIS – Misfire Monitor
 FUEL – Fuel System Monitor
 CCM – Comprehensive Component Monitor
 EGR – EGR System Monitor
 HCCAT – NMHC Catalyst Monitor
 NCAT – NOx Aftertreatment Monitor
 BP – Boost Pressure System Monitor
Figure 4-14 Sample I/M Readiness Screen