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Home >> Lincoln >> 2000 >> LS 3.9 A >> Repair and Diagnosis >> Body & Frame >> Power Seats >> Self-Diagnostic System >> With Memory

With Memory

A New Generation Star (NGS) tester is required to test the power seat system. Connect NGS tester to Data Link Connector (DLC), located below instrument panel. Using NGS tester, perform data link diagnostics test. See DATA LINK DIAGNOSTIC TEST under SELF-DIAGNOSTIC SYSTEM in MODULE COMMUNICATIONS NETWORK - LS article. If NGS tester responds with CKT194 or CKT915=ALL MODULE NO RESP/NOTEQUIP, repair module communications concern. See MODULE COMMUNICATIONS NETWORK - LS article. If NGS responds with NO RESPONSE/NOT EQUIPPED for DSM, perform TEST A: NO COMMUNICATION WITH DRIVER'S SEAT MODULE (DSM)  . If NGS responds with NO RESPONSE/NOT EQUIPPED for DDM, perform TEST B: NO COMMUNICATION WITH DRIVER'S DOOR MODULE (DDM)  .

If NGS tester responds with SYSTEM PASSED, retrieve and record continuous DTCs. Erase continuous DTCs. Using NGS tester, perform DDM and DSM self-test. Perform appropriate test in accordance with DTC retrieved. See DRIVER'S SEAT MODULE DTC INDEX  and/or DRIVER'S DOOR MODULE DTC INDEX  table. Codes listed in these tables are only for testing covered in this article. For complete DTC listing, see MODULE COMMUNICATIONS NETWORK - LS article. If no DTCs are retrieved, repair by symptom. See SYMPTOM INDEX  table under SYSTEM TESTS.

DRIVER'S SEAT MODULE DTC INDEX

DTC (1) Description Perform Test
B1342 ECU Defective (2)
B1676 Battery Voltage Out Of Range M 
B1703 Driver's Seat Forward Recline Switch Circuit Short To Power E 
B1707 Driver's Seat Rearward Recline Switch Circuit Short To Power E 
B1711 Driver's Seat Front Up Switch Circuit Short To Power E 
B1715 Driver's Seat Front Down Switch Circuit Short To Power E 
B1719 Driver's Seat Forward Switch Circuit Short To Power E 
B1723 Driver's Seat Rearward Switch Circuit Short To Power E 
B1727 Driver's Seat Rear Up Switch Circuit Short To Power E 
B1731 Driver's Seat Rear Down Switch Circuit Short To Power E 
B1757 Driver's Seat Rear Down Circuit Failure E 
B1761 Driver's Seat Front Down Circuit Failure E 
B1765 Driver's Seat Forward Circuit Failure E 
B1769 Driver's Seat Rearward Circuit Failure E 
B2146 Seat Recline Motor Position Out Of Range E 
B2149 Front Vertical Motor Position Out Of Range E 
B2152 Rear Vertical Motor Position Out Of Range E 
B2155 Horizontal Motor Position Out Of Range E 
B2158 Recline Motor Memory Position Out Of Range G 
B2161 Front Vertical Motor Memory Position Out Of Range G 
B2164 Rear Vertical Motor Memory Position Out Of Range G 
B2167 Horizontal Motor Memory Position Out Of Range G 
(1) Codes listed in this table are only for testing covered in this article. For complete DTC listing, see MODULE COMMUNICATIONS NETWORK - LS article.
(2) Using NGS tester, retrieve and document all continuous. Perform DSM self-test. If DTC B1342 is retrieved again, replace DSM.
DRIVER'S DOOR MODULE DTC INDEX

DTC (1) Description Perform Test
B1342 ECU Defective (2)
(1) Codes listed in this table are only for testing covered in this article. For complete DTC listing, see MODULE COMMUNICATIONS NETWORK - LS article.
(2) Using NGS tester, retrieve and document all continuous. Perform DDM self-test. If DTC B1342 is retrieved again, replace DDM.
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