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Home >> Ford >> 2008 >> Expedition RWD >> Repair and Diagnosis >> Electrical >> Gauges >> Instrument Cluster (Ic), Message Center, And Warning Chimes >> Diagnostic Tests >> Instrumentation, Message Center and Warning Chimes >> Symptom Charts

Symptom Charts

Symptom Chart - Instrument Cluster

Condition Possible Sources Action
  • No communication with the instrument cluster (IC)
  • Fuse(s)
  • Wiring, terminals or connectors
  • Instrument cluster (IC)
  • Incorrect fuel gauge indication
  • Wiring, terminals or connectors
  • Fuel level sensor card
  • Fuel pump module
  • Fuel tank
  • Instrument cluster (IC)
  • Incorrect voltage gauge indication
  • Charging system
  • Instrument cluster (IC)
  • Incorrect oil pressure gauge indication
  • Wiring, terminals or connectors
  • Engine oil pressure switch
  • Base engine concern
  • Instrument cluster (IC)
  • Incorrect temperature gauge indication
  • PCM
  • Instrument cluster (IC)
  • The speedometer is inoperative
  • Instrument cluster (IC)
  • The speedometer is inaccurate
  • Tire size
  • PCM
  • Instrument cluster (IC)
  • The odometer is inoperative
  • Instrument cluster (IC)
  • The tachometer is inoperative
  • Instrument cluster (IC)
  • Inaccurate tachometer indication
  • PCM
  • Instrument cluster (IC)
  • The safety belt warning indicator is never/always on
  • Restraints control module (RCM)
  • Instrument cluster (IC)
  • The ABS warning indicator is never/always on
  • ABS module
  • Instrument cluster (IC)
  • The brake warning indicator is never on
  • Wiring, terminals or connectors
  • Master cylinder (brake fluid level switch)
  • Parking brake switch
  • Smart junction box (SJB)
  • Instrument cluster (IC)
  • The brake warning indicator is always on
  • Wiring, terminals or connectors
  • Brake fluid level switch
  • Parking brake switch
  • SJB
  • ABS module
  • Instrument cluster (IC)
  • Malfunction indicator lamp (MIL) is never/always on
  • PCM
  • Instrument cluster (IC)
  • The air bag warning indicator is never/always on
  • RCM
  • Instrument cluster (IC)
  • The high beam indicator is never/always on
  • SJB
  • Instrument cluster (IC)
  • The LH/RH turn indicator is never/always on
  • SJB
  • Instrument cluster (IC)
  • The speed control indicator is never/always on
  • PCM
  • Instrument cluster (IC)
  • The tire pressure monitoring system (TPMS) warning indicator is never/always on
  • TPMS concern
  • SJB
  • Instrument cluster (IC)
  • The overdrive (O/D) OFF indicator is never/always on
  • Transmission control module (TCM)
  • Instrument cluster (IC)
  • The anti-theft indicator is never/always on
  • Instrument cluster (IC)
  • The integrated circuit display is inoperative
  • Instrument cluster (IC)
  • VERIFY that the instrument cluster (IC) functions correctly and that the odometer, message center (if equipped), and message center indicators are all inoperative and the display segments are all blank.
    • If the odometer, message center, message center indicators and the display segments are all blank, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) .
  • The PRNDL indicator is never/always on (if equipped)
  • Wiring, terminals or connectors
  • Brake shift interlock
  • Instrument cluster (IC)
  • The powertrain malfunction (wrench) message center indicator is never/always on
  • Electronic throttle concern
  • Transmission concern
  • Four wheel drive (4WD) concern (if equipped)
  • Instrument cluster (IC)
  • The charging system message center warning indicator is never/always on
  • Charging system concern
  • Instrument cluster (IC)
  • The low oil pressure message center warning indicator is never/always on
  • Wiring, terminals or connectors
  • Engine oil pressure switch
  • Base engine concern
  • Instrument cluster (IC)
  • The engine over-temperature message center warning indicator is never/always on
  • PCM
  • Instrument cluster (IC)
  • The low fuel message center indicator is never/always on (if equipped)
  • Instrument cluster (IC)
  • The check fuel cap message center indicator is never/always on
  • PCM
  • Instrument cluster (IC)
  • The low washer fluid message center indicator is never/always on (if equipped)
  • Wiring, terminals or connectors
  • Washer fluid level switch
  • Instrument cluster (IC)
  • The traction control message center indicator is never/always on
  • ABS module
  • Instrument cluster (IC)
  • The 4X4, 4X4 LOW or 4X4 AUTO message center indicator is never/always on
  • 4X4 control module
  • Instrument cluster (IC)
  • The door ajar message center warning indicator is never/always on
  • SJB
  • Instrument cluster (IC)
  • The instrument cluster (IC) is inoperative
  • Fuse(s)
  • Wiring, terminals or connectors
  • Instrument cluster (IC)
Symptom Chart - Information And Message Center

Condition Possible Sources Action
  • The message center is not operating correctly
  • Message center switch
  • Instrument cluster (IC)
  • If equipped with a message center cluster, go to Pinpoint Test AK .
  • If equipped with a base instrument cluster (IC), VERIFY that the instrument cluster (IC) is operating correctly.
    • If the instrument cluster (IC) is not operating correctly, go to Pinpoint Test AG .
    • If the instrument cluster (IC) operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The message center display is blank
  • Message center display setting
  • Instrument cluster (IC)
  • PRESS the INFO button on the message center to make sure the display is not set to a blank display.
    • If the message center display turns on, the system is operating normally at this time. The message center display was set to a blank display.
    • If the message center display is still blank, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • Not all segments of the display illuminate
  • Instrument cluster (IC)
  • The message center switch does not operate correctly
  • Wiring, terminals or connectors
  • Message center switch
  • Instrument cluster (IC)
  • The compass is inoperative
  • Fuse
  • Wiring, terminals or connectors
  • Compass sensor module
  • The compass is inaccurate
  • Zone setting
  • Calibration
  • Compass sensor module
  • The outside air temperature sensor does not operate correctly
  • Wiring, terminals or connectors
  • Outside air temperature sensor
  • Instrument cluster (IC)
  • The distance to empty (DTE)/average/instantaneous fuel economy display is inoperative
  • Instrument cluster (IC)
  • CHECK the operation of the speedometer, the fuel gauge and the odometer.
    • If the speedometer, the fuel gauge and the odometer operate correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The PARKING AID ON/OFF warning is inoperative
  • Instrument cluster (IC) configuration
  • Parking aid system
  • Instrument cluster (IC)
  • The XXX MILES/KM TO E FUEL LOW warning is inoperative
  • Fuel gauge
  • Instrument cluster (IC)
    NOTE: The miles to empty warning only displays at 80 km (50 miles) to empty which is equal to approximately 3-5 gallons of fuel remaining. This is a learned strategy based on fuel economy and changes from its default setting.
  • VERIFY that the fuel gauge operates correctly and that there is less than approximately 3 gallons of fuel in the tank.
    • If the fuel gauge operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The CHECK BRAKE SYSTEM, CHECK PARK BRAKE, PARK BRAKE ENGAGED, or BRAKE FLUID LEVEL LOW warning is inoperative
  • Parking brake switch
  • Brake fluid level switch
  • Smart junction box (SJB)
  • Instrument cluster (IC)
  • OBSERVE the brake warning indicator.
    • If the brake warning indicator does not operate correctly, go to Pinpoint Test L .
    • If the brake warning indicator operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The WASHER FLUID LEVEL LOW warning is inoperative
  • Wiring, terminals or connectors
  • Washer fluid level switch
  • Instrument cluster (IC)
  • OBSERVE the low washer fluid level message center indicator.
    • If the low washer fluid level message center indicator does not operate correctly, go to Pinpoint Test AC .
    • If the low washer fluid level message center indicator operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The ENGINE OIL/CHANGE SOON or OIL CHANGE REQUIRED warning is inoperative
  • Instrument cluster (IC)
  • The CHECK AIR SUSPENSION SYSTEM or AIR SUSPENSION OFF warning is inoperative (if equipped)
  • Instrument cluster (IC) configuration
  • Air suspension system
  • Vehicle dynamics module (VDM)
  • Instrument cluster (IC)
  • The DRIVER DOOR, PASSENGER DOOR, REAR LEFT DOOR, REAR RIGHT DOOR or LIFTGATE/GLASS AJAR warning is inoperative
  • Interior lamps
  • SJB
  • OPEN and CLOSE each door, liftgate and liftgate glass and VERIFY that the interior lamps operate correctly.
    • If the interior lamps do not operate correctly from each door, liftgate and liftgate glass, REFER to INTERIOR LIGHTING article.
 
  • Instrument cluster (IC)
  • VERIFY that the door ajar message center warning indicator operates correctly.
    • If the door ajar message center warning indicator does not operate correctly, go to Pinpoint Test AF .
    • If the door ajar message center warning indicator operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The CHECK CHARGING SYSTEM warning is inoperative
  • Instrument cluster (IC)
  • VERIFY that the charging system message center warning indicator operates correctly.
    • If the charging system warning indicator does not operate correctly, go to Pinpoint Test X .
    • If the charging system warning indicator operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The TIRE PRESSURE SENSOR FAULT, LOW TIRE PRESSURE or TIRE PRESSURE MONITOR FAULT warning is inoperative (if equipped)
  • Instrument cluster (IC)
  • VERIFY that the tire pressure monitoring system (TPMS) warning indicator operates correctly.
    • If the TPMS warning indicator does not operate correctly, go to Pinpoint Test S .
    • If the TPMS warning indicator operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The 4X4 SHIFT IN PROGRESS warning is inoperative
  • Instrument cluster (IC) configuration
  • Four wheel drive (4WD) system
  • 4X4 control module
  • Instrument cluster (IC)
Symptom Chart - Warning Chimes

Condition Possible Sources Action
  • All chimes are inoperative
  • Instrument cluster (IC)
  • The chime sounds when the driver door is ajar (no key in ignition and headlamps off)
  • Wiring, terminals or connectors
  • Ignition switch
  • SJB
  • The air bag warning chime is inoperative
  • Instrument cluster (IC)
  • Restraints control module (RCM)
  • VERIFY DTC B1868 is present in the instrument cluster (IC).
    • If DTC B1868 is not present, the system is operating normally.
    • If DTC B1868 is present, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The key-in-ignition warning chime is inoperative
  • Wiring, terminals or connectors
  • Key-in-ignition switch (part of the ignition switch)
  • SJB
  • The turn signal left on warning chime is inoperative
  • Instrument cluster (IC)
  • VERIFY the turn signal indicators and speedometer operate correctly.
    • If the turn signal indicators or speedometer do not operate correctly, go to Pinpoint Test Q  (LH/RH turn indicators) or Go to Pinpoint Test F  (speedometer).
    • If the turn signal indicators and speedometer operate correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The door ajar warning chime is inoperative
  • Instrument cluster (IC)
  • VERIFY the door ajar message center warning indicator operates correctly.
    • If the door ajar message center warning indicator does not operate correctly, go to Pinpoint Test AF .
    • If the door ajar message center warning indicator operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The turn signal chime is inoperative
  • Instrument cluster (IC)
  • VERIFY the turn signal indicators operate correctly.
    • If the turn signal indicators do not operate correctly, go to Pinpoint Test Q .
    • If the turn signal indicators operate correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The headlamps on warning chime is inoperative
  • Door ajar indication
  • SJB
  • The message center warning chime is inoperative
  • Instrument cluster (IC)
  • VERIFY the message center operates correctly.
    • If the message center operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The parking brake on warning chime is inoperative
  • Instrument cluster (IC)
  • VERIFY the brake warning indicator and the speedometer operate correctly.
    • If the brake warning indicator and the speedometer do not operate correctly, go to Pinpoint Test L  (brake warning indicator) or Go to Pinpoint Test F  (speedometer).
    • If the brake warning indicator and the speedometer operate correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
  • The safety belt warning chime is inoperative
  • Safety belt warning indication concern
  • Speedometer concern
  • Instrument cluster (IC)
  • The Belt-Minder® feature is not operating correctly
  • Belt-Minder® deactivated
  • Safety belt warning indication concern
  • Speedometer concern
  • RCM
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