Driver Seat Module (DSM) DTC Chart

WARNING: This page is about a different car, the 2009 Mercury Milan, 2009 Lincoln MKZ, and 2009 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

DRIVER SEAT MODULE (DSM) DTC CHART

DTC	Description	Retrieved	Action
B1342	ECU Is Faulted	On-Demand and Continuous	INSTALL a new driver seat module (DSM) and carry out PMI. REFER to MULTIFUNCTION ELECTRONIC MODULES article.
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 .
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 .
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 .
B2143	Non Volatile Memory Failure (EEPROM)	Continuous	CARRY OUT PMI on the DSM. REFER to MODULE CONFIGURATION article. CLEAR DTCs. CYCLE the ignition and RETEST the system. If DTC B2143 is retrieved again, INSTALL a new DSM and CARRY OUT PMI. REFER to MULTIFUNCTION ELECTRONIC MODULES article.
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 PMI on the DSM. REFER to MODULE CONFIGURATION article. REPEAT the self-test. If PMI is successful, the DTC will not be present.
U2050	No Application Present	Continuous	INSTALL a new DSM and CARRY OUT PMI. REFER to MULTIFUNCTION ELECTRONIC MODULES article. REPEAT the self-test.
All Other DTCs	-	On-Demand and Continuous	REFER to the Master DTC Chart in MULTIFUNCTION ELECTRONIC MODULES article.