Chart 18

2010 Ford Mustang Base, 2D Coupe, AutomaticSECTION Chart 18
  • Exhaust System Concerns: Visible Smoke
NOTE: Black smoke indicates a rich fuel mixture, blue smoke indicates burning oil, and white smoke indicates water in the combustion chamber.
EXHAUST SYSTEM CONCERNS: VISIBLE SMOKE SYMPTOM CHART

SYSTEM/COMPONENT REFERENCE (article 5 Pinpoint Test unless noted)
Base Engine REFER to the appropriate Engine System article and carry out the Inspection and Verification to continue diagnosis.
Fuel Delivery System
  • Black smoke
GO to PINPOINT TEST HC .
Ignition System
  • Black smoke
For vehicles equipped with a coil pack ignition system, GO to PINPOINT TEST JC .
For all others, GO to PINPOINT TEST JB .
Positive Crankcase Ventilation (PCV) System
  • Blue smoke
REFER to the appropriate Engine System article for a description of the Oil Consumption Test.
Turbocharger System
  • Blue smoke
REFER to the appropriate Fuel Charging and Controls - Turbocharger article for the Oil Consumption Test.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.