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Audio Unit Diagnostic Trouble Code (DTC) Index

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.
AUDIO UNIT DIAGNOSTIC TROUBLE CODE (DTC) INDEX

DTC Description Source Action
B1317 Battery Voltage High Audio Unit DOCUMENT and CLEAR the DTCs. REPEAT the audio unit self-test. If DTC B1317 is retrieved again, REFER to CHARGING SYSTEM - GENERAL INFORMATION to continue diagnosis of the charging system. CLEAR all DTCs. REPEAT the self-test.
B1318 Battery Voltage Low Audio Unit DOCUMENT and CLEAR the DTCs. REPEAT the audio unit self-test. If DTC B1318 is retrieved again, REFER to CHARGING SYSTEM - GENERAL INFORMATION to continue diagnosis of the charging system. CLEAR all DTCs. REPEAT the self-test.
B1342 ECU is Faulted Audio Unit DOCUMENT and CLEAR the DTCs. REPEAT the audio unit self-test. If DTC B1342 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized repair facility. CLEAR all DTCs. REPEAT the self-test after the repair.
B2401 Audio Tape Deck Mechanism Fault Audio Unit DOCUMENT and CLEAR the DTCs. REPEAT the self-test. If DTC B2401 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized repair facility. CLEAR all DTCs. REPEAT the self-test after the repair.
B2405 Audio Disc CD Player Thermal Shutdown Fault Audio Unit Allow the unit to cool - Disregard.
B2406 Audio Disc CD Player Internal Fault Audio Unit DOCUMENT and CLEAR the DTCs. REPEAT the audio unit self-test. If DTC B2406 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized repair facility. CLEAR all DTCs. REPEAT the self-test after the repair.
B2924 Audio Button Stuck Audio Unit DOCUMENT and CLEAR the DTCs. REPEAT the audio unit self-test. If DTC B2924 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized repair facility. CLEAR all DTCs. REPEAT the self-test after the repair.
B2965 Audio System Speaker Circuit Fault Audio Unit GO to PINPOINT TEST D .
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