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
Driver Seat Module (DSM)
DRIVER SEAT MODULE (DSM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Retrieved | Action |
|---|---|---|---|
| B106E | Solid State Driver Disabled Due To Short Circuit | Driver Seat Module (DSM) | Go to PINPOINT TEST AM . |
| B106F | Module Disabled Due To External Fault | DSM | Go to PINPOINT TEST AM . |
| B1317 | Battery Voltage High | Continuous | Go to PINPOINT TEST AD . |
| B1318 | Battery Voltage Low | Continuous | Go to PINPOINT TEST AN . |
| B1342 | ECU is Faulted | On-Demand and Continuous | INSTALL a new Driver Seat Module (DSM). REFER to DRIVER SEAT MODULE (DSM) in this service information. CLEAR the DTCs. REPEAT the self-test. |
| B1534 | Memory 1 Switch Circuit Short To Ground | On-Demand and Continuous | Go to PINPOINT TEST K . |
| B1538 | Memory 2 Switch Circuit Short To Ground | On-Demand and Continuous | Go to PINPOINT TEST K . |
| B1663 | Seat Driver Front Up/Down Motor Stalled | On-Demand | If the motor does not operate, Go to PINPOINT TEST J . If motor operates, Go to PINPOINT TEST K . |
| B1664 | Seat Driver Rear Up/Down Motor Stalled | On-Demand | If the motor does not operate, Go to PINPOINT TEST J . If motor operates, Go to PINPOINT TEST K . |
| B1665 | Seat Driver Forward/Backward Motor Stalled | On-Demand | If the motor does not operate, Go to PINPOINT TEST J . If motor operates, Go to PINPOINT TEST K . |
| B1666 | Seat Driver Recline Motor Stalled | On-Demand | If the motor does not operate, Go to PINPOINT TEST J . If motor operates, Go to PINPOINT TEST K . |
| B1667 | Mirror Driver Up/Down Motor Stalled | - | REFER to REAR VIEW MIRROR article. |
| B1668 | Mirror Driver Right/Left Motor Stalled | - | REFER to REAR VIEW MIRROR article. |
| B1669 | Mirror Passenger Up/Down Motor Stalled | - | REFER to REAR VIEW MIRROR article. |
| B1670 | Mirror Passenger Right/Left Motor Stalled | - | REFER to REAR VIEW MIRROR article. |
| B1703 | Seat Driver Recline Forward Switch Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST J . |
| B1707 | Seat Driver Recline Rearward Switch Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST J . |
| B1711 | Seat Driver Front Up Switch Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST J . |
| B1715 | Seat Driver Front Down Switch Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST J . |
| B1719 | Seat Driver Forward Switch Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST J . |
| B1723 | Seat Driver Rearward Switch Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST J . |
| B1727 | Seat Driver Rear Up Switch Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST J . |
| B1731 | Seat Driver Rear Down Switch Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST J . |
| B1733 | Mirror Driver Vertical Switch Circuit Failure | - | REFER to REAR VIEW MIRROR article. |
| B1737 | Mirror Driver Horizontal Switch Circuit Failure | - | REFER to REAR VIEW MIRROR article. |
| B1741 | Mirror Passenger Vertical Switch Circuit Failure | - | REFER to REAR VIEW MIRROR article. |
| B1745 | Mirror Passenger Horizontal Switch Circuit Failure | - | REFER to REAR VIEW MIRROR article article. |
| B1952 | Seat Rear Up/Down Position Feedback Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST K . |
| B1953 | Seat Rear Up/Down Position Feedback Circuit Short To Ground | On-Demand and Continuous | Go to PINPOINT TEST K . |
| B1956 | Seat Front Up/Down Position Feedback Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST K . |
| B1957 | Seat Front Up/Down Position Feedback Circuit Short To Ground | On-Demand and Continuous | Go to PINPOINT TEST K . |
| B1960 | Seat Recline Forward/Backward Position Feedback Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST K . |
| B1961 | Seat Recline Forward/Backward Position Feedback Circuit Short To Ground | On-Demand and Continuous | Go to PINPOINT TEST K . |
| B1964 | Seat Horizontal Forward/Rearward Position Feedback Circuit Short To Battery | On-Demand and Continuous | Go to PINPOINT TEST K . |
| B1965 | Seat Horizontal Forward/Rearward Position Feedback Circuit Short To Ground | On-Demand and Continuous | Go to PINPOINT TEST K . |
| B1987 | Pedal Forward / Rearward Motor Stalled | - | REFER to HYDRAULIC BRAKE SYSTEM ACTUATION article. |
| B1988 | Pedal Position Forward Switch Circuit Short to Battery | - | REFER to HYDRAULIC BRAKE SYSTEM ACTUATION article. |
| B1989 | Pedal Position Rearward Switch Circuit Short to Battery | - | REFER to HYDRAULIC BRAKE SYSTEM ACTUATION article. |
| B1991 | Pedal Forward / Rearward Potentiometer Feedback Circuit Short to Battery | - | REFER to HYDRAULIC BRAKE SYSTEM ACTUATION article. |
| B2223 | Mirror Driver Drive Circuit Failure | - | REFER to REAR VIEW MIRROR article. |
| B2224 | Mirror Passenger Drive Circuit Failure | - | REFER to REAR VIEW MIRROR article. |
| B2275 | Pedal Forward/Rearward Pot. Feedback Ckt. Short to GND | - | REFER to HYDRAULIC BRAKE SYSTEM ACTUATION article. |
| B2312 | Mirror Passenger Horizontal Feedback Potentiometer Circuit Failure | - | REFER to REAR VIEW MIRROR article. |
| B2314 | Mirror Passenger Horizontal Feedback Potentiometer Circuit Short to Battery | - | REFER to REAR VIEW MIRROR article. |
| B2316 | Mirror Passenger Vertical Feedback Potentiometer Circuit Failure | - | REFER to REAR VIEW MIRROR article. |
| B2318 | Mirror Passenger Vertical Feedback Potentiometer Circuit Short to Battery | - | REFER to REAR VIEW MIRROR article. |
| B2320 | Mirror Driver Horizontal Feedback Potentiometer Circuit Failure | - | REFER to REAR VIEW MIRROR article. |
| B2322 | Mirror Driver Horizontal Feedback Potentiometer Circuit Short to Battery | - | REFER to REAR VIEW MIRROR article. |
| B2324 | Mirror Driver Vertical Feedback Potentiometer Circuit Failure | - | REFER to REAR VIEW MIRROR article. |
| B2326 | Mirror Driver Vertical Feedback Potentiometer Circuit Short to Battery | - | REFER to REAR VIEW MIRROR article. |
| B2477 | Module Configuration Failure | Continuous | REFER to MODULE COMMUNICATIONS NETWORK - MODULE CONFIGURATION article. |
| U0140 | Lost Communication With Body Control Module (GEM) | Continuous | Go to PINPOINT TEST AO . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | Continuous | Go to PINPOINT TEST AP . |
| U2050 | No Application Present | Continuous | 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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