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Home >> Ford >> 2002 >> Taurus SES, 3.0 S >> Repair and Diagnosis >> External Pages >> Different car >> Section 204 (Engine Controls - System & Engine Component Tests - 6.0L (99P F450/550) Diesel) >> Engine Performance Diagnostic Procedures >> Test 7: Intake Restriction >> Purpose

Test 7: Intake Restriction: Purpose

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This is a visual inspection to determine if an air intake restriction is contributing to a low power condition. If engine does have a high air intake restriction, a large amount of Black or Blue smoke will be produced.