Audio Unit Diagnostic Trouble Code (DTC) Index

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.

AUDIO UNIT DIAGNOSTIC TROUBLE CODE (DTC) INDEX

DTC	Description	Source	Action
B1342	ECU is Defective	Audio Unit	CLEAR and DOCUMENT the DTCs. CARRY OUT the self-test. REMOVE the audio unit and SEND it to an authorized Ford audio system repair facility if DTC B1342 is retrieved again. TEST the system for normal operation.
B2401	Audio Tape Deck Mechanism Fault	Audio Unit	VERIFY that no cassette is inserted in the audio unit. CLEAR and DOCUMENT the DTCs. CARRY OUT the self-test. If DTC B2401 is retrieved again, REMOVE the audio unit and SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation.
B2402	Audio CD/DJ Thermal Shutdown Fault	Audio Unit	CLEAR and DOCUMENT the DTCs. CARRY OUT the self-test. REMOVE the audio unit and SEND it to an authorized Ford audio system repair facility if DTC B2402 is retrieved again. TEST the system for normal operation.
B2403	Audio CD/DJ Internal Fault	Audio Unit	CLEAR and DOCUMENT the DTCs. CARRY OUT the self-test. REMOVE the audio unit and SEND it to an authorized Ford audio system repair facility if DTC B2403 is retrieved again. TEST the system for normal operation.
B2404	Audio Steering Wheel Switch Circuit Fault	Audio Unit	Go To PINPOINT TEST Q .
B2405	Audio Single-Disc CD Player Thermal Shutdown Fault	Audio Unit	CLEAR and DOCUMENT the DTCs. CARRY OUT the self-test. If DTC B2405 is retrieved again, REMOVE the audio unit and SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation.
B2406	Audio Single-Disc CD Player Internal Fault	Audio Unit	CLEAR and DOCUMENT the DTCs. CARRY OUT the self-test. If DTC B2406 is retrieved again, REMOVE the audio unit and SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation.
U2005	Audio Rear Audio Control Panel (RACP) Unit is Not Responding	Audio Unit	NOTE: U2005 is retrieved if RACP is not present, disconnected or inoperative. If the vehicle is equipped with RACP, Go To PINPOINT TEST I .