Symptom Chart

WARNING: This page is about a different car, the 2005 Mercury Mountaineer and 2005 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM CHART

Condition	Possible Sources	Action
The ignition switch is inoperative	Battery junction box (BJB) fuse 23 (30A) Ignition switch Circuitry	GO to PINPOINT TEST A .
No power in ACC	Central junction box (CJB) fuse 15 (5A) Ignition switch Circuitry	GO to PINPOINT TEST B .
No power in RUN	Central junction box (CJB) fuse 21 (5A) Ignition switch Circuitry	GO to PINPOINT TEST B .
No power in START	Ignition switch Starting system Circuitry	CARRY OUT the Ignition Switch Continuity Test. Refer to COMPONENT TESTING for the Explorer and COMPONENT TESTING for the Mountaineer. CHECK the starting system. For additional information, refer to STARTING SYSTEM .
No power in START	Ignition switch Starting system Circuitry
The multifunction switch/hazard switch does not operate correctly	Multifunction switch	CARRY OUT the Multifunction Switch Continuity Test for electrical diagnosis. Refer to COMPONENT TESTING for the Explorer and COMPONENT TESTING for the Mountaineer.