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 Flex SEFACTORY OEM SERVICE PROCEDURE
Front Controls Interface Module (FCIM) - Without Navigation
FRONT CONTROLS INTERFACE MODULE (FCIM) - WITHOUT NAVIGATION DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B1318 | Battery Voltage Low | GO to PINPOINT TEST AH . |
| B1342 | ECU is Faulted |
NOTE:
Repair all other DTCs before diagnosing DTC B1342. CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is the only DTC retrieved, INSTALL a new Front Controls Interface Module (FCIM). REFER to FRONT CONTROLS INTERFACE MODULE (FCIM)
in this service information. TEST the system for normal operation. |
| B2924 | Audio Button Stuck | GO to PINPOINT TEST F . |
| U0140 | Lost Communication With Body Control Module (GEM ) | GO to PINPOINT TEST AE . |
| U0164 | Lost Communication With HVAC Control Module (EATC ) | GO to PINPOINT TEST BA . |
| U0184 | Lost Communication With Radio (ACM ) | GO to PINPOINT TEST AT . |
| U2050 | No Application Present | REFER to MODULE COMMUNICATIONS NETWORK - MODULE CONFIGURATION article. |
| U2051 | One or More Calibration Files Missing / Corrupt | REFER to MODULE COMMUNICATIONS NETWORK - MODULE CONFIGURATION article. |
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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