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Driver Seat Module (DSM) DTC Chart

Driver Seat Module (DSM) DTC Chart

DTC Description Retrieved Action
B1317 Continuous Battery Voltage High GO to PINPOINT TEST AP .
B1318 Continuous Battery Voltage Low GO to PINPOINT TEST AP .
B1342 ECU  Is Faulted On-Demand and Continuous INSTALL a new Driver Seat Module (DSM). REFER to MULTIFUNCTION ELECTRONIC MODULES .
B1534 Memory 1 Switch Circuit Short to Ground On-Demand and Continuous GO to PINPOINT TEST M .
B1538 Memory 2 Switch Circuit Short to Ground On-Demand and Continuous GO to PINPOINT TEST M .
B1663 Seat Driver Front Up/Down Motor Stalled On-Demand If the motor does not operate, GO to PINPOINT TEST L . If 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 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 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 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 .
B2084 Memory Set Indicator Short to Ground On-Demand and Continuous
NOTE: The memory set indicator application is not used for this vehicle and is disabled by default in all modules. The presence of this DTC indicates module software error.

DISCONNECT and CHECK DSM  C341D for damaged or shorted pins. REPAIR as necessary. CLEAR the DTCs. REPEAT the self-test. If DTC B2084 is retrieved again, INSTALL a new DSM  . REFER to MULTIFUNCTION ELECTRONIC MODULES .

B2477 Module Configuration Failure Continuous
NOTE: This DTC indicates Programmable Module Installation (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 . REPEAT the self-test. If PMI  is successful, the DTC will not be present.

U0140 Lost Communication With Body Control Module (GEM) Continuous CLEAR the DTC. REPEAT the self-test. If the DTC is retrieved again, REFER to MODULE COMMUNICATIONS NETWORK to diagnose the Medium Speed Controller Area Network (MS-CAN) concern.
U0155 Lost Communication With Instrument Panel Cluster (IC) Control Module Continuous CLEAR the DTC. REPEAT the self-test. If the DTC is retrieved again, REFER to MODULE COMMUNICATIONS NETWORK to diagnose the MS-CAN  concern.
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 Chart in MULTIFUNCTION ELECTRONIC MODULES .