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.
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HOMESERVICE MANUALSMERCURY2010MARINER HYBRID, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1228 (SEAT SYSTEM - SEATS)DIAGNOSIS AND TESTINGSEATSDTC TABLESDRIVER SEAT MODULE (DSM) DTC TABLE
2010 Mercury Mariner Hybrid, AWD
Driver Seat Module (DSM) DTC Table
2010 Mercury Mariner Hybrid, AWDSECTION Driver Seat Module (DSM) DTC Table
WARNING: This page is about a different car, the 2010 Mercury Milan, 2010 Lincoln MKZ, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
DRIVER SEAT MODULE (DSM) DTC TABLE
| DTC | Description | Retrieved | Action |
|---|---|---|---|
| B1317 | Continuous | Battery Voltage High | Go To PINPOINT TEST AK . |
| B1318 | Continuous | Battery Voltage Low | Go To PINPOINT TEST AK . |
| B1342 | ECU Is Faulted | On-Demand and Continuous | INSTALL a new Driver Seat Module (DSM). REFER to MULTIFUNCTION ELECTRONIC MODULES . |
| B1663 | Seat Driver Front Up/Down Motor Stalled | On-Demand | If the motor does not operate, Go To PINPOINT TEST L . If the motor operates, Go To PINPOINT TEST M . |
| B1664 | Seat Driver Rear Up/Down Motor Stalled | On-Demand | If the motor does not operate, Go To PINPOINT TEST L . If the motor operates, Go To PINPOINT TEST M . |
| B1665 | Seat Driver Forward/Backward Motor Stalled | On-Demand | If the motor does not operate, Go To PINPOINT TEST L . If the motor operates, Go To PINPOINT TEST M . |
| B1666 | Seat Driver Recline Motor Stalled | On-Demand | If the motor does not operate, Go To PINPOINT TEST L . If the motor operates, Go To PINPOINT TEST M . |
| B1703 | Seat Driver Recline Forward Switch Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST L . |
| B1707 | Seat Driver Recline Rearward Switch Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST L . |
| B1711 | Seat Driver Front Up Switch Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST L . |
| B1715 | Seat Driver Front Down Switch Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST L . |
| B1719 | Seat Driver Forward Switch Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST L . |
| B1723 | Seat Driver Rearward Switch Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST L . |
| B1727 | Seat Driver Rear Up Switch Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST L . |
| B1731 | Seat Driver Rear Down Switch Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST L . |
| B1952 | Seat Rear Up/Down Position Feedback Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST M . |
| B1953 | Seat Rear Up/Down Position Feedback Circuit Short to Ground | On-Demand and Continuous | Go To PINPOINT TEST M . |
| B1956 | Seat Front Up/Down Position Feedback Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST M . |
| B1957 | Seat Front Up/Down Position Feedback Circuit Short to Ground | On-Demand and Continuous | Go To PINPOINT TEST M . |
| B1960 | Seat Recline Forward/Backward Position Feedback Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST M . |
| B1961 | Seat Recline Forward/Backward Position Feedback Circuit Short to Ground | On-Demand and Continuous | Go To PINPOINT TEST M . |
| B1964 | Seat Horizontal Forward/Rearward Position Feedback Circuit Short to Battery | On-Demand and Continuous | Go To PINPOINT TEST M . |
| B1965 | Seat Horizontal Forward/Rearward Position Feedback Circuit Short to Ground | On-Demand and Continuous | Go To PINPOINT TEST M . |
| B2143 | Non Volatile Memory Failure (EEPROM) | Continuous | CARRY OUT Programmable Module Installation (PMI) on the DSM . REFER to MODULE CONFIGURATION . CLEAR DTCs. CYCLE the ignition and RETEST the system. If DTC B2143 is retrieved again, INSTALL a new DSM . REFER to MULTIFUNCTION ELECTRONIC MODULES . |
| B2477 | Module Configuration Failure | Continuous |
NOTE:
This DTC indicates PMI
has not been done to a newly installed module or configuration data has been lost. Presence of this DTC alone does not prevent basic seat operation from the seat control switch. CARRY OUT Programmable Module Installation (PMI) on the DSM
. REFER to
MODULE CONFIGURATION
. REPEAT the self-test. If PMI
is successful, the DTC will not be present. |
| U2050 | No Application Present | Continuous | INSTALL a new DSM . REFER to MULTIFUNCTION ELECTRONIC MODULES . REPEAT the self-test. |
| All Other DTCs | - | On-Demand and Continuous | REFER to the Master DTC Table in MULTIFUNCTION ELECTRONIC MODULES . |
RENDER: 1.0x
NO RELATED
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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.