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Home >> Cadillac >> 1982 >> Seville 4.1L Eng VIN 8 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> DFI Control System >> Operation >> Diagnostic System >> Switch Tests
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Switch Tests

This series of tests checks operation of various switches which provide inputs to ECM. During this operation, specific switches are cycled and ECM analyzes the action to determine if switches are operating properly.

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