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Home >> Ford >> 2004 >> Taurus SES, 3.0 2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 421 (Interior Lighting System) >> Diagnosis And Testing >> Interior Lighting >> Symptom Chart
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Symptom Chart

WARNING: This page is about a different car, the 2003 Mercury Sable and 2003 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM CHART

Condition Possible Sources Action
No communication with the generic electronic module (GEM)
  • Central junction box (CJB) fuse 216 (15A).
  • Circuitry.
  • GEM.
 REFER to MULTIFUNCTION ELECTRONIC MODULE .
The interior lamps are inoperative
  • Bulb(s).
  • Circuitry.
  • CJB.
  • GEM.
 Go To PINPOINT TEST A .
The interior lamps are inoperative-from the headlamp switch
  • Headlamp switch.
  • Circuitry.
  • GEM.
 Go To PINPOINT TEST B .
The interior lamps stay on continuously
  • Ajar switch.
  • Headlamp switch.
  • Circuitry.
  • CJB.
  • GEM.
 Go To PINPOINT TEST C .
The interior lamps do not turn on with one door open
  • Ajar switch.
  • Circuitry.
  • GEM.
 Go To PINPOINT TEST D .
The battery saver is inoperative
  • CJB fuse 226 (10A).
  • CJB.
  • GEM.
 Go To PINPOINT TEST E .
The demand lighting is inoperative
  • Bulb(s).
  • Circuitry.
 Go To PINPOINT TEST F .
The battery saver does not deactivate after time-out
  • Circuitry.
  • CJB.
  • GEM.
 Go To PINPOINT TEST G .
The illuminated entry is inoperative when using the keypad
  • Keypad.
  • Circuitry.
  • GEM.
 Go To PINPOINT TEST H .
The illuminated entry is inoperative when using the remote transmitter
  • GEM.
 Go To PINPOINT TEST I .
Puddle lamp is inoperative
  • Bulb.
  • Power supply.
  • Ground.
 Go To PINPOINT TEST L .
An individual interior/demand lamp is inoperative
  • Bulb.
  • Power supply.
  • Ground.
 REPAIR as necessary.
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