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Home >> Lincoln >> 2003 >> LS 3.0 S >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Information, Gauges And Warning Devices >> Diagnosis And Testing >> Warning Devices >> Inspection and Verification >> Symptom Chart

Symptom Chart

SYMPTOM CHART

Condition Possible Sources Action
No communication with the instrument cluster
  • Central junction box (CJB) fuse(s):
    • 4 (5A).
    • 13 (5A).
    • 17 (5A).
    • 20 (10A).
  • Circuitry.
  • J1850 standard corporate protocol (SCP) communication network.
  • Instrument cluster.
 Go To PINPOINT TEST F .
No communication with the restraint control module (RCM)
  • Central junction box (CJB) fuse 5 (10A).
  • Circuitry.
  • J1850 standard corporate protocol (SCP) communication network.
  • RCM.
 REFER to AIR BAG RESTRAINT SYSTEMS to continue module communication diagnosis.
No communication with the electronic parking brake module
  • Battery junction box (BJB) fuse 15 (40A).
  • Circuitry.
  • J1850 standard corporate protocol (SCP) communication network.
  • Electronic parking brake module.
 REFER to BRAKE SYSTEM - LS to continue module communication diagnosis.
The key-in-ignition chime does not operate correctly
  • Key-in-ignition switch.
  • Driver door ajar switch.
  • Circuitry.
  • Instrument cluster.
 Go To PINPOINT TEST AT .
The headlamp on reminder chime does not operate correctly
  • Instrument cluster.
  • Headlamp switch.
  • Circuitry.
  • Driver door ajar switch.
 Go To PINPOINT TEST AU .
The safety belt warning chime does not operate correctly
  • Safety belt switch.
  • Instrument cluster.
  • Circuitry.
 Go To PINPOINT TEST AV .
The air bag warning chime does not operate correctly
  • Instrument cluster.
  • Circuitry.
  • Restraint control module (RCM).
 Go To PINPOINT TEST AW .
The fail safe cooling chime does not operate correctly
  • Instrument cluster.
  • Circuitry.
 Go To PINPOINT TEST AX .
The turn signal warning chime does not operate correctly
  • Instrument cluster.
  • Circuitry.
 Go To PINPOINT TEST AY .
The electronic parking brake warning chime does not operate correctly
  • Instrument cluster.
  • Electronic parking brake system.
 Go To PINPOINT TEST AZ .
All the chimes are inoperative
  • Instrument cluster.
 INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER . CLEAR the DTCs. REPEAT the self-test.
The chime sounds when the driver door is ajar (no key in ignition and headlamps off)
  • Instrument cluster.
  • Key-in-ignition switch.
  • Circuitry.
  • Headlamp switch.
 Go To PINPOINT TEST BA .
The belt minder feature does not operate correctly
  • Driver safety belt switch.
  • Instrument cluster.
  • Circuitry.
 Go To PINPOINT TEST AV .
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