Section 4: Powertrain Diagnostic Trouble Code (DTC) Charts and Descriptions

2010 Mercury Mariner Premier, 2.5 7, FWDSECTION Section 4: Powertrain Diagnostic Trouble Code (DTC) Charts and Descriptions

This information contains the Diagnostic Trouble Code (DTC) Charts and Descriptions. These charts and descriptions are referenced if a DTC is retrieved in SYMPTOM CHARTS . Also included in this information is the list of possible causes and diagnostic aids.

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.