Symptom Chart

WARNING: This page is about a different car, the 2005 Ford Pickup, 2005 Ford F550 Super Duty, 2005 Ford F450 Super Duty, and 2005 Ford Cab & Chassis. 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	Central junction box (CJB) fuse(s): 103 (30A) 110 (30A) 116 (30A) Ignition switch Circuitry	GO to PINPOINT TEST A .
No power in ACC	Central junction box (CJB) fuse 116 (30A) Ignition switch Circuitry	GO to PINPOINT TEST B .
No power in RUN	Central junction box (CJB) fuse 110 (30A) Ignition switch Circuitry	GO to PINPOINT TEST C .
No power in START	Central junction box (CJB) fuse 103 (30A) Ignition switch Circuitry	GO to PINPOINT TEST D .
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 - F250-F550 SUPER DUTY PICKUP .
The ignition key is hard to turn	Key Ignition lock cylinder Ignition switch rod Ignition switch	GO to PINPOINT TEST E .