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Home >> Ford >> 2007 >> Freestar SEL >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Symptom Charts (Except Diesel & Hybrid) >> Step 3: No Diagnostic Trouble Codes (DTCs) Present Symptom Charts >> Chart 15

Chart 15

SYSTEM/COMPONENT REFERENCE (Pinpoint Test unless noted)
  1. PCV System
  1. refer to PINPOINT TEST HG - Positive Crankcase Ventilation (PCV) System .
  1. Base Engine
  1. REFER to the appropriate ENGINE article.
  1. Additional Checks
    • External leaks
    • Proper dipstick
    • Proper oil viscosity
  1. Visual
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