I/M Readiness; I/M Readiness Status Screen; Interpreting Data - CEN-TECH 64981 Owner's Manual & Safety Instructions

I/M Readiness

I/M Readiness is used to check the operations of Emissions
System in OBD II compliant vehicles� Check I/M Readiness prior
to having a vehicle inspected for a State Emissions Test�
I/M Readiness status with the result of "No" does not necessarily indicate that the vehicle
has failed the emissions test� See the State's Emission Test regulations for details�
1� From the Main Menu, scroll until
"3� 1/M" is displayed� Select it
by pressing ENTER/Exit�
Figure Q: I/M Readiness Status Screen
2�

Interpreting data:

All monitors supported on the vehicle
YES have completed their diagnostic
testing and the MIL light is not on�
At least one monitor supported
on the vehicle has not completed
NO
its diagnostic testing and/or the
"Check Engine" (MIL) light is on�
Indicates a monitor being checked
READY
has completed its diagnostic testing�
Not Ready indicates a monitor
NOT
being checked has not completed
RDY
its diagnostic testing�
The Monitor is not supported
N/A
on the vehicle�
A flashing right arrow indicates
additional information is
available on the next screen�
A flashing left arrow indicates
additional information is available
on the previous screen�
Note: A Drive Cycle will need to
be completed before performing an
I/M Readiness test if the battery has been
disconnected or DTCs have been erased�
Item 64981
MENU
3. I/M
For technical questions, please call 1-888-866-5797.
3� Press SCROLL to view the status
of the MIL light (if its on or off) and
the other indicators listed below:
MISFIRE Misfire Monitor
Comprehensive
CCM
Components Monitor
HCAT Heated Catalyst Monitor
AIR Secondary Air Monitor
O2S Oxygen Sensors Monitor
EGR EGR System Monitor
NCAT NOx After Treatment Monitor
PM PM Filter Monitor
FUEL Fuel System Monitor
CAT Catalyst Monitor
EVAP Evaporative System Monitor
A/C A/C System Monitor
HTR Oxygen Sensor Heater Monitor
HCCAT NMHC Monitor
EGS Exhaust Gas Sensor Monitor
Page 13