Symptom Chart

WARNING: This page is about a different car, the 2003 Ford Pickup, 2003 Ford F550 Super Duty, 2003 Ford F450 Super Duty, 2003 Ford Excursion, and 2003 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 audio unit is inoperative	Central junction box (CJB) fuse: 32 (20A). 11 (20A). 42 (15A). 16 (15A). Circuitry. Audio unit. Ignition switch.	Go To PINPOINT TEST A .
The cassette player is inoperative/does not operate correctly	Audio unit.	REMOVE the audio unit and SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation.
The audio unit does not operate correctly-display is blank	Audio unit.	REMOVE the audio unit and SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation.
Poor reception	Antenna. Antenna connections. Noise suppression equipment. Audio unit. Connections at battery, antenna, speaker leads or audio unit.	Go To PINPOINT TEST B .
Poor reception-FM only	FM signal.	Go To PINPOINT TEST B .
Continuous SEEK/SCAN in AM/FM	Antenna. Antenna connections. Audio unit.	Go To PINPOINT TEST C .
Poor quality/distorted sound from one or more speakers (not all speakers)	Speaker(s). Wiring to speaker(s). Audio cable. Audio unit.	Go To PINPOINT TEST D .
No sound from one or more of the speakers-not all speakers	Speaker(s). Wiring to speaker(s). Audio unit. Antenna system.	Go To PINPOINT TEST D .
Poor quality/distorted sound from all speakers	Speaker(s). Wiring to speaker(s). Audio cable. Audio unit.	Go To PINPOINT TEST E .
No sound from one or more of the speakers (not all speakers) - video system output to the front speakers	Wiring to speaker(s). Rear audio control panel (RACP).	Go To PINPOINT TEST F .
No sound from all of the speakers	Audio unit. Audio cable.	Go To PINPOINT TEST G .
No auxiliary headphone audio - infrared headphone	Infrared headphone batteries. Infrared headphone. Infrared headphone transmitter. Circuitry. Video display.	Go To PINPOINT TEST H .
No auxiliary headphone audio - Rear audio control panel (RACP)	Rear audio control panel (RACP).	If the rear speakers operate correctly, INSTALL a new RACP. REFER to AUDIO - EXCURSION & F250-F550 SUPER DUTY PICK . TEST the system for normal operation.
The auxiliary audio control is inoperative	Central junction box (CJB) fuse 1 (20A). Circuitry. Rear audio control panel (RACP). Headphone set.	Go To PINPOINT TEST I .
The video system is inoperative/does not operate correctly - no sound (VCP Only)	Circuitry. Video cassette player (VCP). Digital versatile disc (DVD) unit.	Go To PINPOINT TEST J .
The video display is inoperative (VCP Only)	Circuitry. Video display.	Go To PINPOINT TEST K .
The video display is inoperative - no picture with video display on (VCP Only)	Circuitry. Video display. Video cassette player (VCP). Rear audio control panel (RACP).	Go To PINPOINT TEST L .
The video cassette player is inoperative/does not operate correctly (VCP Only)	Circuitry. Video cassette player (VCP).	Go To PINPOINT TEST M .
The video cassette player is inoperative/does not operate correctly - remote control does not operate correctly (VCP Only)	Circuitry. Remote control batteries. Video cassette player (VCP). Video display.	Go To PINPOINT TEST N .
The video system is inoperative-no video (DVD only)	Circuitry. Digital versatile disc (DVD) unit.	Go To PINPOINT TEST O .
The video system does not operate correctly-no sound (DVD only)	Circuitry. Digital versatile disc (DVD) unit. Audio unit.	Go To PINPOINT TEST P .
The auxiliary audio control is inoperative -steering wheel control	Battery junction box (BJB) fuse(s): 32 (5A). 16 (15A). Circuitry. Clockspring. Steering wheel control switch. Audio unit.	Go To PINPOINT TEST Q .