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Home >> Pontiac >> 2009 >> G8 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> Personal Identity Key Selection Test >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2008 Pontiac G8. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: It is recommended that component testing is performed before circuit testing when diagnosing infotainment unit functions.
  1. Connect a scan tool to the DLC and select Infotainment System / Audio System / Actuator Test / System / Driver  .
  2. Switch the infotainment unit on.
  3. The scan tool will display the current serial data at the top of the screen, and the Key Priority Signal and associated key number at the bottom of the screen.
  4. Press the Priority 1 soft key on the scan tool and check the infotainment unit switched to the Priority Key 1 settings. Verify the scan tool screen displays the selection of Priority 1.
  5. Press the Priority 2 soft key on the scan tool and check the infotainment unit switches to the Priority Key 2 settings. Verify the scan tool screen displays the selection of Priority Key 2.
  6. Press the Quit soft key to exit the test.
    • If the Priority Key Selection function does not operate correctly, replace the infotainment unit.
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