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NT401 Oil Service Tool Manual_English_V1.01
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N/A (Not Applicable) - vehicle does not support that monitor.
There are two types of I/M Readiness tests:
●
Since DTCs Cleared - shows status of the monitors since the DTCs were last cleared.
●
This Drive Cycle - shows status of monitors since the start of the current drive cycle.
Below is a list of abbreviations and names of OBD II monitors supported by the service tool.
No.
Abbreviation
Name
1
Misfire Monitor
Misfire Monitor
2
Fuel System Mon
Fuel System Monitor
3
Comp. Component
Comprehensive Components Monitor
4
Catalyst Mon
Catalyst Monitor
5
Htd Catalyst
Heated Catalyst Monitor
6
Evap System Mon
Evaporative System Monitor
7
Sec Air System
Secondary Air System Monitor
8
A/C Refrig Mon
Air Conditioning Refrigerant Monitor
9
Oxygen Sens Mon
Oxygen Sensor Monitor
10
Oxygen Sens Htr
Oxygen Sensor Heater Monitor
11
EGR System Mon
Exhaust Gas Recirculation System
Monitor
NOTE
●
To review I/M Readiness status, make sure that the ignition key is switched to ON with the
engine off.
●
Not all monitors are supported by all vehicles.
To retrieve I/M Readiness Status data:
1. Scroll with the arrow keys to highlight I/M Readiness from Diagnostic Menu and press the
ENTER key. If vehicle supports both types of monitors, a screen for monitor type selection
displays. Select a monitor type and press the ENTER key.
Figure 5-20 Sample Diagnostic Menu Screen
2. Depending on readiness test, one of these 2 screens will be present. Use the up and down
arrow keys to scroll through data to select lines, and left and right arrow keys to scroll back and
forth through different screens of data.
