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Section 4 – Global OBDII Diagnostics
The first time scan tool links to the vehicle, communication is automatically
detected, and is used until scan tool is turned OFF or another vehicle is
diagnosed.
✓If an Error Message displays, make sure OBDII connector is attached,
and ignition key is ON. Cycle ignition key to OFF for 10 seconds, then ON.
This may be required to reset computer. If required, select YES to try
again. If problem still exists, refer to “Error Messages” on page 9-2.
✓On initial link to vehicle, Scan Tool checks status of I/MMonitors no
matter which function is selected.

MANUAL INFO

The Manual Info function, tells user what section of manual to use. This section
covers Global OBDII Diagnostics.

I/M READINESS

The I/M Readiness (Inspection and Maintenance) function displays state of
vehicle’s OBD II Monitors. Monitors are tests to verify operation of emission
related systems or components and detect out-of-range values. Vehicle may
have to be operated under certain driving conditions to initiate a monitor. If
vehicle loses electrical power or codes are erased, monitors may be cleared.
This function can be performed with key ON — engine OFF (KOEO) or key ON
— engine Running (KOER).
Abbreviations and names for OBDII Monitors supported by Scan Tool are
shown below. They are required by the U.S. Environmental Protection Agency
(EPA). Not all monitors are supported by all vehicles.
Abbreviated Name Expanded Name
Misfire Monitor..............................Misfire Monitor
Fuel System Mon .........................Fuel System Monitor
Com Component..........................Comprehensive Components Monitor
Catalyst Mon ................................Catalyst Monitor
Htd Catalyst..................................Heated Catalyst Monitor
Evap System Mon ........................Evaporative System Monitor
Sec Air System............................Secondary Air System Monitor
A/C Refrig Mon.............................Air Conditioning Refrigerant Monitor
Oxygen Sens Mon.......................Oxygen Sensor Monitor
Oxygen Sens Htr .........................Oxygen Sensor Heater Monitor
EGR System Mon ........................Exhaust Gas Recirculation System Monitor