Genisys User Guide - OTC

3: Scan Diagnostics Applications
Test Startup and Vehicle Connection
3 Connect the cables’s power plug into the vehicle’s
cigarette lighter receptacle.
Figure 3.14: DB25 Power Cable Connection to Cigarette Lighter
Receptacle
NOTE: Battery Adapter (212638) can be used to
connect the cable’s power plug to the vehicle’s
battery.
Figure 3.15: DB25 Power Cable Connection to Vehicle’s DLC
4 Connect the adapter’s connector to the vehicle’s DLC.
NOTE: The vehicle’s DLC is not always located
under the dash as shown above.
NOTE: Some adapters may have more than one
connector or may have test leads instead of a
connector. Whatever the case, make the required
connections to the vehicle’s DLC.
5 With the Required Cables illustration still displayed on
the scan tool, press the ENTER key. This initiates
communication with the vehicle’s computer and
displays the next screen.
6 Do one of the following:
If either a System Readiness Test message
screen or a Quick Test results screen appears,
continue with Step 3: View the Quick Test
Results on page 19. (See Figure 3.16 on page
19.)
If either a Message screen or a Diagnostic
Menu screen appears, continue with Step 4:
Select the Diagnostic Function on page 20.
(See Figure 3.17 on page 20.)
NOTE: Generally, the System Readiness Test or
Quick Test results screen appears for Global OBD
II test and the Message or Diagnostic Menu screen
appears for the other scan diagnostic tests.
However; this is not always true and can vary by
vehicle.
18 Scan Tool User Guide