No | The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. |
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R12 CHECK FOR CORRECT AUDIO DSP (AUDIO DIGITAL SIGNAL PROCESSING MODULE) MODULE OPERATION
Ignition OFF. Disconnect and inspect all the audio DSP module connectors. Repair:
Corrosion (clean module pins or install new connectors or terminals) Damaged or bent pins (install new terminals or pins) Pushed-out pins (install new pins as necessary)
Reconnect the audio DSP module connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present.
Is the concern still present?
Yes | CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, discontinue this test and follow TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new audio DSP module. REFER to: Audio Digital Signal Processing (DSP) Module (415-00B Information and Entertainment System - General Information - Vehicles With: Touchscreen Display, Removal and Installation). |
|---|---|
No | The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. |
The Subwoofer Speaker Is Inoperative (With Shaker)
Refer to Wiring Diagrams Cell 131 for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Information and Entertainment System (415-00B) . See Audio DSP Module and Subwoofer Amplifier.
If the subwoofer amplifier detects an open, short to ground, or less than 4.5 volts on the enable circuit, the speaker output will be muted for the subwoofer speaker.
DTC Fault Trigger Conditions
Description | Fault Trigger Conditions | DTC Type |
|---|---|---|
B1A09:02 Speaker #9: General Signal Failure | Set by the audio DSP module when a failure is detected on the audio signal circuits to the subwoofer amplifier. | On-demand |
DTC
Possible Sources
Fuse Wiring, terminals, or connectors Audio DSP module Subwoofer amplifier, speaker, and enclosure assembly
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.