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.
2016 Ford Taurus SHOFACTORY OEM SERVICE PROCEDURE
Audio Digital Signal Processing (DSP) Module
DTC INDEX
| DTC | Description | Action |
|---|---|---|
| B1A01:01 | Speaker #1: General Electrical Failure | GO to Pinpoint Test Q . |
| B1A01:11 | Speaker #1: Circuit Short To Ground | GO to Pinpoint Test Q . |
| B1A01:12 | Speaker #1: Circuit Short To Battery | GO to Pinpoint Test Q . |
| B1A01:13 | Speaker #1: Circuit Open | GO to Pinpoint Test Q . |
| B1A02:01 | Speaker #2: General Electrical Failure | GO to Pinpoint Test M . |
| B1A02:11 | Speaker #2: Circuit Short To Ground | GO to Pinpoint Test M . |
| B1A02:12 | Speaker #2: Circuit Short To Battery | GO to Pinpoint Test M . |
| B1A02:13 | Speaker #2: Circuit Open | GO to Pinpoint Test M . |
| B1A03:01 | Speaker #3: General Electrical Failure | GO to Pinpoint Test K . |
| B1A03:11 | Speaker #3: Circuit Short To Ground | GO to Pinpoint Test K . |
| B1A03:12 | Speaker #3: Circuit Short To Battery | GO to Pinpoint Test K . |
| B1A03:13 | Speaker #3: Circuit Open | GO to Pinpoint Test K . |
| B1A04:01 | Speaker #4: General Electrical Failure | GO to Pinpoint Test O . |
| B1A04:11 | Speaker #4: Circuit Short To Ground | GO to Pinpoint Test O . |
| B1A04:12 | Speaker #4: Circuit Short To Battery | GO to Pinpoint Test O . |
| B1A04:13 | Speaker #4: Circuit Open | GO to Pinpoint Test O . |
| B1A05:01 | Speaker #5: General Electrical Failure | GO to Pinpoint Test H . |
| B1A05:11 | Speaker #5: Circuit Short To Ground | GO to Pinpoint Test H . |
| B1A05:12 | Speaker #5: Circuit Short To Battery | GO to Pinpoint Test H . |
| B1A05:13 | Speaker #5: Circuit Open | GO to Pinpoint Test H . |
| B1A06:01 | Speaker #6: General Electrical Failure | GO to Pinpoint Test N . |
| B1A06:11 | Speaker #6: Circuit Short To Ground | GO to Pinpoint Test N . |
| B1A06:12 | Speaker #6: Circuit Short To Battery | GO to Pinpoint Test N . |
| B1A06:13 | Speaker #6: Circuit Open | GO to Pinpoint Test N . |
| B1A07:01 | Speaker #7: General Electrical Failure | GO to Pinpoint Test L . |
| B1A07:11 | Speaker #7: Circuit Short To Ground | GO to Pinpoint Test L . |
| B1A07:12 | Speaker #7: Circuit Short To Battery | GO to Pinpoint Test L . |
| B1A07:13 | Speaker #7: Circuit Open | GO to Pinpoint Test L . |
| B1A08:01 | Speaker #8: General Electrical Failure | GO to Pinpoint Test P . |
| B1A08:11 | Speaker #8: Circuit Short To Ground | GO to Pinpoint Test P . |
| B1A08:12 | Speaker #8: Circuit Short To Battery | GO to Pinpoint Test P . |
| B1A08:13 | Speaker #8: Circuit Open | GO to Pinpoint Test P . |
| B1A09:11 | Speaker #9: Circuit Short To Ground | GO to Pinpoint Test I . |
| B1A09:12 | Speaker #9: Circuit Short To Battery | GO to Pinpoint Test I . |
| B1A09:13 | Speaker #9: Circuit Open | GO to Pinpoint Test I . |
| B1A10:11 | Speaker #10: Circuit Short To Ground | GO to Pinpoint Test J . |
| B1A10:12 | Speaker #10: Circuit Short To Battery | GO to Pinpoint Test J . |
| B1A10:13 | Speaker #10: Circuit Open | GO to Pinpoint Test J . |
| U0155:00 | Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information | GO to Pinpoint Test AG . |
| U0184:00 | Lost Communication With Radio: No Sub Type Information | GO to Pinpoint Test AI . |
| U0253:00 | Lost Communication With Accessory Protocol Interface Module: No Sub Type Information | GO to Pinpoint Test AK . |
| U0256:00 | Lost Communication With Front Controls Interface Module "A": No Sub Type Information | GO to Pinpoint Test AL . |
| U0257:00 | Lost Communication With Front Controls/Display Interface Module: No Sub Type Information | GO to Pinpoint Test AM . |
| U0423:00 | Invalid Data Received from Instrument Panel Cluster Control Module: No Sub Type Information | RETRIEVE and FOLLOW DTCs present in the IPC. REFER to Instrumentation, Message Center, and Warning Chimes . If there are no DTCs present in the IPC, DIAGNOSE the observable symptom. |
| U2014:01 | Control Module Hardware: General Electrical Failure | CLEAR the DTCs. REPEAT the self-test. If DTC U2014:01 is still present, INSTALL a new audio DSP module. REFER to Audio Digital Signal Processing (DSP) Module . REPEAT the self-test. |
| U2014:41 | Control Module Hardware: General Checksum Failure | CLEAR the DTCs. REPEAT the self-test. If DTC U2014:41 is still present, INSTALL a new audio DSP module. REFER to Audio Digital Signal Processing (DSP) Module . REPEAT the self-test. |
| U201A:51 | Control Module Main Calibration Data: Not Programmed | This DTC sets due to incomplete or incorrect PMI procedures. CHECK the vehicle service history for recent service actions related to the audio DSP module. If there have been recent service actions with the audio DSP module, INSTALL as-built data from PTS, following the diagnostic scan tool instructions under Module Programming>As-Built. If there have been no recent service actions, INSTALL a new audio DSP module to correct the failure to retain configuration data. REFER to Audio Digital Signal Processing (DSP) Module . |
| U2100:00 | Initial Configuration Not Complete: No Sub Type Information | This DTC sets due to incomplete or incorrect PMI procedures. CHECK the vehicle service history for recent service actions related to the audio DSP module. If there have been recent service actions with the audio DSP module, INSTALL as-built data from PTS, following the diagnostic scan tool instructions under Module Programming>As-Built. If there have been no recent service actions, INSTALL a new audio DSP module to correct the failure to retain configuration data. REFER to Audio Digital Signal Processing (DSP) Module . |
| U2101:00 | Control Module Configuration Incompatible: No Sub Type Information | This DTC sets due to incomplete or incorrect PMI procedures. CHECK the vehicle service history for recent service actions related to the audio DSP module. If there have been recent service actions with the audio DSP module, INSTALL as-built data from PTS, following the diagnostic scan tool instructions under Module Programming>As-Built. If there have been no recent service actions, INSTALL a new audio DSP module to correct the failure to retain configuration data. REFER to Audio Digital Signal Processing (DSP) Module . |
| U3000:41 | Control Module: General Checksum Failure | CLEAR the DTC. WAIT at least 10 seconds. REPEAT the self-test. If DTC U3000:41 is retrieved again, INSTALL a new audio DSP module. REFER to Audio Digital Signal Processing (DSP) Module . |
| U3000:42 | Control Module: General Memory Failure | CLEAR the DTC. WAIT at least 10 seconds. REPEAT the self-test. If DTC U3000:42 is retrieved again, INSTALL a new audio DSP module. REFER to Audio Digital Signal Processing (DSP) Module . |
| U3003:16 | Battery Voltage: Circuit Voltage Below Threshold | GO to Pinpoint Test AN . |
| U3003:17 | Battery Voltage: Circuit Voltage Above Threshold | GO to Pinpoint Test AP . |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.