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Home >> Lexus >> 2007 >> LS 460L >> Repair and Diagnosis >> External Pages >> Different car >> Section 287 (Seats) >> Automatic Drive Positioner >> Seat Memory Indicator Lamp Circuit Inspection

Seat Memory Indicator Lamp Circuit Inspection

WARNING: This page is about a different car, the 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FUNCTION 

    With CONSULT-II 

    With "MEMORY SW INDCTR" in ACTIVE TEST, check operation.

    Fig 1: Identifying Display - ACTIVE TEST
    G03600602Courtesy of NISSAN MOTOR CO., U.S.A.
    MEMORY SW INDCTR TEST ITEM DESCRIPTION

    Test item Description
    MEMORY SW INDCTR The memory switch indicator is lit by receiving the drive signal.

    Without CONSULT-II 

    GO TO 2.

    OK or NG

    • OK : Seat memory switch indicator lamp circuit is OK.
    • NG : GO TO 2.
  2. CHECK SEAT MEMORY SWITCH POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect seat memory switch.
    3. Check voltage between seat memory switch connector D5 terminal 5 and ground.

      5 (Y/R) - Ground : Battery voltage 

    Fig 2: Checking Voltage Between Seat Memory Switch Connector D5 Terminal 5 And Ground
    G03600603Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    • OK : GO TO 3.
    • NG : Repair or replace harness.
  3. CHECK SEAT MEMORY INDICATOR CIRCUIT HARNESS CONTINUITY 
    1. Turn ignition switch OFF.
    2. Disconnect automatic drive positioner control unit.
    3. Check continuity between automatic drive positioner control unit connector M33 terminals 12, 13 and seat memory switch connector D5 terminals 6, 7.

      12 (P) - 6 (P) : Continuity should exist  .

      13 (Y/G) - 7 (Y/G) : Continuity should exist  .

    4. Check continuity between automatic drive positioner control unit connector M33 terminals 12, 13 and ground.

      12 (P) - Ground : Continuity should not exist  .

      13 (Y/G) - Ground : Continuity should not exist. LIIA1022E 

    Fig 3: Checking Continuity Between Automatic Drive Positioner Control Unit Connector M33 Terminals 12, 13 And Seat Memory Switch Connector D5 Terminals 6, 7 And Ground
    G03600604Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    • OK : GO TO 4.
    • NG : Repair or replace harness.
  4. CHECK SEAT MEMORY SWITCH INDICATOR SIGNAL 
    1. Connect seat memory switch.
    2. Turn ignition switch ON.
    3. Check voltage between automatic drive positioner control unit connector M33 terminals 12, 13 and ground.

      12 (P) - Ground : Battery voltage 

      13 (Y/G) - Ground : Battery voltage 

    Fig 4: Checking Voltage Between Automatic Drive Positioner Control Unit Connector M33 Terminals 12, 13 And Ground
    G03600605Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    • OK : Replace automatic drive positioner control unit.
    • NG : Replace seat memory switch.