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Home >> Cadillac >> 1987 >> Seville V8-252 4.1L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Body Control Module >> Testing and Inspection >> Reading and Clearing Diagnostic Trouble Codes >> Selecting the System
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Selecting the System


Following the display of trouble codes, the first available system will be displayed. While selecting a system to test, any of the following actions may be taken to control the display:
1. Depressing the "OFF" button will cause the climate control panel to stop the system selection process and return the display to the beginning of the trouble code display.
2. Depressing the LO button on the climate control panel will display the next available system selection. This allows the display to be stepped through all system choices.
3. Depressing the HI button on the climate control panel, will select the displayed system for testing.