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.
2011 Ford Mustang Base, 2D Convertible, AutomaticFACTORY OEM SERVICE PROCEDURE
Global Positioning System Module (GPSM)
GLOBAL POSITIONING SYSTEM MODULE (GPSM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| U0140:00 | Lost Communication With Body Control Module: No Sub Type Information | GO to PINPOINT TEST AB . |
| U0155:00 | Lost Communication With Instrument Panel Cluster (IPC ) Control Module: No Sub Type Information | GO to PINPOINT TEST AC . |
| U0422:00 | Invalid Data Received From Body Control Module: No Sub Type Information | RETRIEVE and FOLLOW other DTCs present in the Global Positioning System Module (GPSM) or Smart Junction Box (SJB). |
| U0423:00 | Invalid Data Received from Instrument Panel Cluster Control Module: No Sub Type Information | RETRIEVE and FOLLOW other DTCs present in the GPSM or Instrument Panel Cluster (IPC). |
| U3000:09 | Control Module: Component Failure | CLEAR the DTCs. REPEAT the self-test. If DTC U3000:09 is still present, INSTALL a new GPSM . REFER to GLOBAL POSITIONING SYSTEM MODULE (GPSM) in this service information. REPEAT the self-test. |
| U3000:41 | Control Module: Component Failure | CLEAR the DTCs. REPEAT the self-test. If DTC U3000:41 is still present, INSTALL a new GPSM . REFER to GLOBAL POSITIONING SYSTEM MODULE (GPSM) in this service information. REPEAT the self-test. |
| U3000:42 | Control Module: Component Failure | CLEAR the DTCs. REPEAT the self-test. If DTC U3000:42 is still present, INSTALL a new GPSM . REFER to GLOBAL POSITIONING SYSTEM MODULE (GPSM) in this service information. REPEAT the self-test. |
| U3003:16 | Battery Voltage: Circuit Voltage Below Threshold | GO to PINPOINT TEST AS . |
| U3003:17 | Battery Voltage: Circuit Voltage Above Threshold | GO to PINPOINT TEST AT . |
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.
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