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Pinpoint Test K: The Memory Seat Is Inoperative: Overview

WARNING: This page is about a different car, the 2004 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.
  1. K1 CHECK THE MEMORY MIRROR OPERATION 
    WARNING: The restraint system diagnostic tool is for restraint system service only. Remove from vehicle prior to road use. Failure to remove could result in injury and possible violation of vehicle safety standards.
    NOTE: If a seat equipped with a seat mounted side air bag and/or a safety belt pretensioner (if equipped) system is being serviced, the air bag system must be depowered. Refer to AIR BAG RESTRAINT SYSTEMS .
    NOTE: The air bag warning lamp illuminates when the RCM fuse is removed and the ignition switch is ON. This is normal operation and does not indicate a supplemental restraint system (SRS) fault.
    NOTE: The SRS must be fully operational and free of faults before releasing the vehicle to the customer.
    • Carry out a memory recall for the exterior rear view mirrors.
    • Did the memory mirrors operate correctly? 
    1. Yes  : GO to K2.
    2. No  : REFER to EXTERIOR TRIM - LS .
  2. K2 CHECK THE DTCS FROM THE DSM 
    • Use the recorded results from DSM self-test.
    • Was DSM DTC B1342 retrieved? 
    1. Yes  : CLEAR the DSM DTCs. REPEAT the DSM self-test. If DTC B1342 is retrieved, INSTALL a new DSM. REFER to MODULE COMMUNICATIONS NETWORK - LS . CALIBRATE the driver seat, REFER to SEAT CALIBRATION  in Principles of Operation. CLEAR the DTCs. REPEAT the self test. TEST the system for normal operation. TURN the ignition OFF. DISCONNECT the battery ground cable. DISCONNECT the restraint system diagnostic tool from driver seat side air bag module C316. CONNECT driver seat side air bag module C316. REPOWER the supplemental restraint system (SRS). REFER to AIR BAG RESTRAINT SYSTEMS .
    2. No  : GO to K3.
  3. K3 CHECK THE POWER SEAT CALIBRATION 
    • Enter the following diagnostic mode on the diagnostic tool: CLEAR DSM DTCs.
    • Calibrate the driver seat. Refer to SEAT CALIBRATION  in Principles of Operation.
    • Were any DSM DTCs retrieved from calibration? 
    1. Yes  : REFER to the DSM DIAGNOSTIC TROUBLE CODE (DTC) INDEX .
    2. No  : GO to K4.
  4. K4 CHECK THE MEMORY RECALL OPERATION 
    • Set a new memory seat position for driver 1 and driver 2.
    • Activate the memory recall for driver position 1 and driver position 2 from the memory set switch.
    • Do the memory recall functions operate correctly? 
    1. Yes  : The driver power seat is operating correctly. REVERIFY symptom.
    2. No  : INSTALL a new DSM. REFER to MODULE COMMUNICATIONS NETWORK - LS . CALIBRATE the driver seat, REFER to SEAT CALIBRATION  in Principles of Operation. GO to K5.
  5. K5 CHECK THE MEMORY RECALL OPERATION 
    • Set a new memory seat position for driver 1 and driver 2.
    • Activate the memory recall for driver position 1 and driver position 2 from the memory set switch.
    • Do the memory recall functions operate correctly? 
    1. Yes  : The driver power seat is operating correctly. REVERIFY symptom.
    2. No  : CHECK the DDM for any memory function related DTCs. REPAIR as necessary. REFER to the DDM Diagnostic Trouble Code (DTC) Index. CHECK for any DSM DTCs. REPAIR as necessary. REFER to the DSM DIAGNOSTIC TROUBLE CODE (DTC) INDEX . TEST the system for normal operation. TURN the ignition OFF. DISCONNECT the battery ground cable. DISCONNECT the restraint system diagnostic tool from driver seat side air bag module C316. CONNECT driver seat side air bag module C316. REPOWER the supplemental restraint system (SRS). REFER to AIR BAG RESTRAINT SYSTEMS .
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