Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2008 Mercury Sable Base, FWDFACTORY OEM SERVICE PROCEDURE
Information And Message DTCS
AUDIO CONTROL MODULE (ACM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Perform Test |
|---|---|---|
| B1117 | Audio Steering Wheel Button Stuck | VERIFY that no steering wheel control switches are stuck, and that no steering wheel control button was pressed during the self-test. If no concern is found, go to Pinpoint Test E . |
| B1119 (Navigation only) | Audio Disc DVD Thermal Shutdown |
NOTE:
This DTC refers to the navigation DVD mechanism, not the DVD entertainment system. The audio control module (ACM) was over-temperature. Navigation operation will resume after the ACM cools. This is normal operation. CLEAR the DTCs. |
| B1136 (Navigation only) | Audio Steering Wheel Switch #2 Circuit Failure | Go to Pinpoint Test E . |
| B1140 (Navigation only) | Map Disk Invalid | REMOVE the map DVD and CLEAN it. INSPECT for scratches, fingerprints, or damage, and REPAIR as necessary. VERIFY a valid map DVD is being used. If no concern is found, INSERT a known good map DVD. REPEAT the self-test.
|
| B1154 | Subwoofer #1 Short to Ground | Go to Pinpoint Test C . |
| B1155 | Subwoofer #1 Short to Battery | Go to Pinpoint Test C . |
| B1158 | Subwoofer #2 Open | DISREGARD the DTC. It is not applicable to this vehicle. CLEAR the DTCs. |
| B1318 | Battery Voltage Low | CLEAR the DTCs. TEST the charging system. REFER to CHARGING SYSTEM - GENERAL INFORMATION
article.
|
| B1342 | ECU is Faulted | CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new ACM. REFER to Audio Control Module (ACM) . TEST the system for normal operation. |
| B2103 | Antenna Not Connected | Go to Pinpoint Test A . |
| B2204 (Navigation only) | GPS Antenna Connection Open or Short | Go to Pinpoint Test L . |
| B2274 | Phone Transceiver Active Circuit Failure | DISREGARD the DTC. CLEAR the DTCs. |
| B2384 | Audio Reverse Park Aid Mute Ckt Failure | Go to Pinpoint Test D . |
| B2404 | Audio Steering Wheel Switch Circuit Fault | Go to Pinpoint Test E . |
| B2405 | Audio Disc CD Player Thermal Shutdown Fault | The ACM was over-temperature. Audio operation will resume after the ACM cools. This is normal operation. CLEAR the DTCs. |
| B2406 | Audio Disc CD Player Internal Fault |
NOTE:
DTC B1342 will also be set. CLEAR the DTCs. REPEAT the self-test. If DTC B2406 or B1342 is retrieved again, INSTALL a new ACM. REFER to Audio Control Module (ACM)
. TEST the system for normal operation. |
| B2477 | Module Configuration Failure | REFER to MODULE CONFIGURATION article. |
| B2633 (Navigation only) | Driver-Front Microphone Circuit Failure | Go to Pinpoint Test P . |
| B2656 | DVD (Digital Versatile Disk) Error |
NOTE:
DTC B1342 will also be set. Factory Service Tools Use the Manual With the Right HardwarePair factory procedures with proven DIY tools so the instructions are easier to execute. Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you. When to See a MechanicStop DIY work and contact a certified mechanic immediately if any of the following apply:
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