User`s manual

MIL Status - The status of the vehicle’s MIL (Malfunction Indicator Lamp) is displayed here.

DTC Count - Displays the total number of emission related DTCs currently stored in the vehicle.

I/M Monitors Column - This column displays the title of the monitor. For OBD II vehicles, there is a fixed list of

11 monitors: 3 continuous (Misfire, Fuel System, and Comprehensive Component) and 8 non-continuous

(Catalyst, Heated Catalyst, Evaporative System, Secondary Air System, A/C System, Oxygen Sensor, Oxygen

Sensor Heater, EGR System).

I/M Monitor Status - This column displays the availability and status of the I/M Monitor.

• Complete – The monitor is supported and complete

• Not Complete – The monitor is supported and not complete

• Not Supported – The monitor is not supported by the current vehicle

NOTE: When DTCs are cleared, the Inspection and Maintenance Monitors are also cleared.

General Information Button – Select this button to display the General Information

Screen. This screen contains miscellaneous vehicle status information. All vehicles do not

support this information.

MIL Status - The status of the vehicle’s MIL (Malfunction Indicator Lamp) is displayed

here.

DTC Count - Displays the total number of emission related DTCs currently stored in

the vehicle.

General Information Grid - the description and possible Status states of the General

Information grid items are listed below.

OBD Type

• OBD II (California ARB)

• OBD (Federal EPA)

• OBD and OBD II

• OBD 1

• Not intended to meet any OBD requirements

Fuel System 1 Status and Fuel System 2 Status

• Open loop (1) - has not yet satisfied conditions to go closed loop

• Closed loop (1) - using oxygen sensor(s) as feedback for fuel control

• Open loop (2) – open loop due to driving conditions (power enrichment, deceleration

enleanment)

• Open loop (3) – open loop due to detected system fault

• Closed loop (2) – closed loop but fault with at least one oxygen sensor - may be using

single oxygen sensor for fuel control

Secondary Air Status

• Upstream of first catalytic converter

• Downstream of first catalytic converter inlet

• Atmosphere/off

Power Take Off

• PTO OFF

• PTO ON

Ok button - Tap on the Ok button to close the General Information screen and return to the I/M Screen.