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529 OBD II Scanner User’s Manual
6. O2 sensor test
OBD II regulations require that applicable vehicles monitor and test operation
of the oxygen (O2) sensors to identify problems that can affect fuel efciency
and vehicle emissions. These tests are performed automatically when engine
operating conditions are within predefined limits. Results of these tests are
stored in the on-board computer’s memory.
The O2 Sensor Test function lets you retrieve and view O2 sensor monitor
test results for the most recently completed tests from your vehicle’s on-board
computer.
7. On-board monitor test
The OBD Monitor Test function retrieves and displays test results for emission-
related powertrain components and systems that are not continuously
monitored. The tests available are determined by the vehicle manufacturer.
8. EVAP System Test
The EVAP test function lets you initiate a leak test for the vehicle’s EVAP
system. This scanner does not perform the leak test, but signals to vehicle’s
on-board computer to initiate the test. The vehicle manufacturer determines
the criteria and method for stopping the test once it has been started. Before
using the system test function, refer to the vehicle’s service repair manual to
determine the procedures necessary to stop the test.
9. Vehicle Info
Select [Vehicle Info] from the Diagnostic Menu and press [OK], the scanner
will retrieve a list of information (provided by the vehicle manufacturer) from
the vehicle’s on-board computer. This information may include:
• VIN (Vehicle identication Number). It is applicable to model year 2000 and
newer OBD II-compliant vehicles.
• CID (Calibration ID). These IDs uniquely identify the software version(s) for
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