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Home >> Buick >> 1986 >> Regal Base, 5.0 Y >> Repair and Diagnosis >> Engine Performance >> System >> 3.8L Turbo PFI Tests W/Codes >> Pre-Test Conditions
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Pre-Test Conditions

NOTE: The following conditions must be met before testing: Engine at operating temperature, Engine in closed loop operation, Engine idling ("Engine Run" column), Test terminal NOT grounded, and Scanner or ALDL tool NOT installed.