2003 Lincoln Town Car BaseFACTORY OEM SERVICE PROCEDURE

Symptom Chart

SYMPTOM CHART

Condition Possible Sources Action
No communication with the Lighting Control Module (LCM)
  • Central Junction Box (CJB) fuses:
    • 14 (7.5A)
    • 18 (7.5A)
    • 31 (7.5A)
  • Circuitry.
  • LCM.
GO to PINPOINT TEST DΒ .
Factory Service Tools

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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.