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Home >> Ford >> 2004 >> Mustang Mach 1, Standard >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> Exterior Lighting System >> Diagnosis And Testing >> Turn Signal and Hazard Lamps >> Symptom Chart

Symptom Chart

SYMPTOM CHART

Condition Possible Sources Action
  • The turn signal lamps are never on
  • Central junction box (CJB) fuse 13 (15A).
  • CJB Fuse 18 (15A).
  • Circuitry.
  • Multifunction switch.
  • Electronic flasher.
  • The hazard flasher lamps are never on
  • Central junction box (CJB) fuse 13 (15A).
  • Circuitry.
  • Multifunction switch.
  • Electronic flasher.
  • One turn signal/hazard lamp is never on
  • Turn signal/hazard flasher lamp.
  • Circuitry.
  • REPAIR inoperative turn signal/hazard flasher lamp circuit
    • LF Circuit 3 (LG/WH).
    • RF Circuit 2 (WH/LB).
    • LR Circuit 9 (LG/OG).
    • RR Circuit 5 (OG/LB).
  • The turn signal lamps are always on
  • Multifunction switch.
  • The hazard flasher lamps are always on
  • Multifunction switch.
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