Symptom Chart

WARNING: This page is about a different car, the 2006 Mercury Milan, 2006 Lincoln Zephyr, and 2006 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM CHART

Condition	Possible Sources	Action
The message center is not operating correctly	Message center switch Instrument cluster	GO to PINPOINT TEST A .
The message center switch does not operate correctly	Circuitry Message center switch Instrument cluster	GO to PINPOINT TEST B .
The message center display is blank	Instrument cluster	INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER . TEST the system for normal operation.
The compass is inoperative	Fuse Circuitry Compass module Instrument cluster	GO to PINPOINT TEST C .
The COMPASS DATA ERROR warning is incorrect	Fuse Circuitry Compass module Instrument cluster	GO to PINPOINT TEST C .
The compass is inaccurate	Zone setting Calibration Vehicle magnetization Compass module	GO to PINPOINT TEST D .
The DRIVER DOOR, PASSENGER DOOR, REAR LEFT DOOR, REAR RIGHT DOOR AJAR warning is incorrect	Smart junction box (SJB) Instrument cluster.	GO to PINPOINT TEST E .
The LOW FUEL LEVEL warning is incorrect	Fuel tank Fuel pump sender Instrument cluster	GO to PINPOINT TEST F .
The CHECK CHARGING SYSTEM warning is incorrect	Instrument cluster	OBSERVE the charging system warning indicator. If the charging system warning indicator operates correctly, INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER . TEST the system for normal operation. If the charging system warning indicator does not operate correctly, REFER to INSTRUMENT CLUSTER to continue diagnosis of the charging system warning indicator.
The LOW BRAKE FLUID LEVEL warning is incorrect	Instrument cluster	OBSERVE the BRAKE warning indicator. If the BRAKE warning indicator operates correctly, INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER . TEST the system for normal operation. If the BRAKE warning indicator does not operate correctly, REFER to INSTRUMENT CLUSTER to continue diagnosis of the BRAKE warning indicator.
The CHECK BRAKE SYSTEM warning is incorrect	Instrument cluster	OBSERVE the BRAKE warning indicator. If the BRAKE warning indicator operates correctly, INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER . TEST the system for normal operation. If the BRAKE warning indicator does not operate correctly, REFER to INSTRUMENT CLUSTER to continue diagnosis of the BRAKE warning indicator.
The PARK BRAKE ENGAGED warning is incorrect	Instrument cluster	OBSERVE the BRAKE warning indicator. If the BRAKE warning indicator operates correctly, INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER . TEST the system for normal operation. If the BRAKE warning indicator does not operate correctly, REFER to INSTRUMENT CLUSTER to continue diagnosis of the BRAKE warning indicator.
The CHECK RIGHT HEADLAMP/CHECK LEFT HEADLAMP warning is incorrect	Smart junction box (SJB) Instrument cluster	OBSERVE the headlamps for correct operation. If the headlamps operate correctly, INSTALL a new smart junction box (SJB). REFER to MULTIFUNCTION ELECTRONIC CONTROL MODULES . TEST the system for normal operation. If the headlamps do not operate correctly, REFER to EXTERIOR LIGHTING to continue diagnosis of the headlamps.
The CHECK FRONT TURN SIGNAL LAMP/CHECK REAR TURN SIGNAL LAMP warning is incorrect	Smart junction box (SJB) Instrument cluster	OBSERVE the turn signals for correct operation. If the turn signals operate correctly, INSTALL a new smart junction box (SJB). REFER to MULTIFUNCTION ELECTRONIC CONTROL MODULES . TEST the system for normal operation. If the turn signals do not operate correctly, REFER to EXTERIOR LIGHTING to continue diagnosis of the turn signals.