Pinpoint Test N : The Subwoofer Speaker Is Inoperative: Notes
WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Audio System/Navigation , for schematic and connector information.
Normal Operation and Fault Conditions
Refer to Information and Entertainment System .
| Root DTC Description | Failure Types | Fault Trigger Conditions |
|---|---|---|
| B1A10:01 | Speaker #10: General Electrical Failure | Set by the DSP module when a failure is detected on the subwoofer speaker circuits. |
| B1A10:11 | Speaker #10: Circuit Short to Ground | Set by the DSP module when a short to ground is detected on the subwoofer speaker circuits. When DTC B1A10:11 is set, the speaker output is disabled. |
| B1A10:12 | Speaker #10: Circuit Short to Battery | Set by the DSP module when a short to battery is detected on the subwoofer speaker circuits. When DTC B1A10:12 is set, the speaker output is disabled. |
| B1A10:13 | Speaker #10: Circuit Open | Set by the DSP module when an open is detected on the subwoofer speaker circuits. |
| B1A11:01 | Speaker #11: General Electrical Failure | Set by the DSP module when a failure is detected on the subwoofer speaker circuits. |
| B1A11:11 | Speaker #11: Circuit Short to Ground | Set by the DSP module when a short to ground is detected on the subwoofer speaker circuits. When DTC B1A11:11 is set, the speaker output is disabled. |
| B1A11:12 | Speaker #11: Circuit Short to Battery | Set by the DSP module when a short to battery is detected on the subwoofer speaker circuits. When DTC B1A11:12 is set, the speaker output is disabled. |
| B1A11:13 | Speaker #11: Circuit Open | Set by the DSP module when an open is detected on the subwoofer speaker circuits. |
Possible Sources
- Speaker
- Wiring, terminals, or connectors
- DSP module