Audio Unit Diagnostic Trouble Code (DTC) Index

AUDIO UNIT DIAGNOSTIC TROUBLE CODE (DTC) INDEX

DTC	Description	Source	Action
B1342	ECU is Defective	Audio Unit	DOCUMENT and CLEAR the DTCs. CARRY OUT the self-test. If DTC B1342 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation after the repair.
B2103	Antenna Not Connected	Audio Unit	Verify that the radio antenna is connected. DOCUMENT and CLEAR the DTCs. CARRY OUT the self-test. If DTC B2103 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation after the repair.
B2139	Data Mismatch	Audio Unit	For navigation radio, REFER to NAVIGATION SYSTEM . For all others, DOCUMENT and CLEAR the DTCs. CARRY OUT the self-test. If DTC B2139 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation after the repair.
B2204	GPS Antenna Open or Short	Audio Unit	For navigation radio, REFER to NAVIGATION SYSTEM . For all others, DOCUMENT and CLEAR the DTCs. CARRY OUT the self-test. If DTC B2204 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation after the repair.
B2208	Navigation To Head Unit Communication Error	Audio Unit	For navigation radio, REFER to NAVIGATION SYSTEM . For all others, DOCUMENT and CLEAR the DTCs. CARRY OUT the self-test. If DTC B2208 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation after the repair.
B2401	Audio Tape Deck Mechanism Fault	Audio Unit	VERIFY that no cassette is inserted in the audio unit. For all others, DOCUMENT and CLEAR the DTCs. CARRY OUT the self-test. If DTC B2401 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation after the repair.
B2402	Audio CD/DJ Thermal Shutdown Fault	Audio Unit	GO to PINPOINT TEST B .
B2403	Audio CD/DJ Internal Fault	Audio Unit	GO to PINPOINT TEST B .
B2404	Audio Steering Wheel Switch Circuit Fault	Audio Unit	GO to PINPOINT TEST K .
B2405	Audio Single-Disc CD Player Thermal Shutdown Fault	Audio Unit	For all others, DOCUMENT and CLEAR the DTCs. CARRY OUT the self-test. If DTC B2405 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation after the repair.
B2406	Audio Single-Disc CD Player Internal Fault	Audio Unit	For all others, DOCUMENT and CLEAR the DTCs. CARRY OUT the self-test. If DTC B2406 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation after the repair.
B2633	Driver-front Microphone Circuit Failure	Audio Unit	REFER to NAVIGATION SYSTEM .
B2858	H/U is Defective	Audio Unit	REFER to NAVIGATION SYSTEM .
B2913	Audio Subwoofer Not Connected	Audio Unit	GO to PINPOINT TEST H .
U2003	Audio Compact Disc/Disc Jockey is Not Responding	Audio Unit	If equipped with CD/DJ, GO to PINPOINT TEST B .
U2005	Audio Rear Seat Controller Unit is Not Responding	Audio Unit	NOTE: U2005 is retrieved if rear seat controller Unit is not present, disconnected or inoperative. If equipped with rear seat controller, GO to PINPOINT TEST I .
U2014	Audio Subwoofer Unit is Not Responding	Audio Unit	GO to PINPOINT TEST H .
U2026	Family Entertainment System is Not Responding	Audio Unit	GO to PINPOINT TEST H .
A477	Audio Unit Configuration	Audio Unit	For all others, DOCUMENT and CLEAR the DTCs. CARRY OUT the self-test. If DTC A477 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation after the repair.