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Home >> Mercury >> 2008 >> Sable Base, FWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Symptom Charts (Except Diesel & Hybrid) >> No Diagnostic Trouble Codes (DTCs) Present Symptom Charts >> Chart 18

Chart 18

NOTE: Black smoke indicates a rich fuel mixture, blue smoke indicates burning oil, and white smoke indicates water in the combustion chamber.
SYSTEM/COMPONENT REFERENCE (Section 5 Pinpoint Test unless noted)
  1. Base Engine
  1. REFER to the Workshop Manual Section 303-00, Engine System and carry out the Inspection and Verification to continue diagnosis.
  1. Fuel Delivery System
    • Black smoke
  1. refer to PINPOINT TEST HC - Fuel Delivery System .
  1. Ignition System
    • Black smoke
  1. For vehicles equipped with a coil pack ignition system, refer to PINPOINT TEST JC - Secondary Ignition (Coil Pack) .
  2. For all others, refer to PINPOINT TEST JB - Secondary Ignition (COP) .
  1. PCV System
    • Blue smoke
  1. REFER to the Workshop Manual Section 303-00, Engine System for a description of the Oil Consumption Test.
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