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Home >> Ford >> 2003 >> Excursion 5.4 L, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Controls - System & Component Testing - 7.3L Diesel) >> Engine Performance Diagnostic Procedures >> Test 13: Exhaust Restriction >> Purpose
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Test 13: Exhaust Restriction: Purpose

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This test is performed to determine if exhaust system is sufficiently restricted to cause a performance problem.

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