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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 925 (Automatic Drive Positioner) >> DTC/Circuit Diagnosis >> Seat Memory Indicator Lamp >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ".

  1. CHECK SEAT MEMORY INDICATOR CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect automatic drive positioner control unit and seat memory switch.
    3. Check continuity between automatic drive positioner control unit harness connector and seat memory switch harness connector.
      Automatic drive positioner control unit connector Terminal Seat memory switch connector Terminal Continuity
      M33 12 D5 6 Yes
      13 7
      Fig 1: Checking Seat Memory Indicator Circuit Continuity
      G04903061Courtesy of NISSAN NORTH AMERICA, INC.
    4. Check continuity between automatic drive positioner control unit harness connector and ground.
      Automatic drive positioner connector Terminal Ground Continuity
      M33 12 No
      13

      Is the inspection result normal? 

      YES: GO TO 2

      NO: Repair or replace harness.

  2. CHECK MEMORY INDICATOR POWER SUPPLY 

    Check voltage between seat memory switch harness connector and ground.

    Seat memory switch connector Terminals Voltage (V) (Approx.)
    (+) (-)
    D5 5 Ground Battery voltage

    Is the inspection result normal? 

    YES: GO TO 3

    NO: Check the following.

    • 15A fuse no. 22
    • Harness for open or short between memory indicator and fuse.
      Fig 2: Checking Memory Indicator Power Supply Voltage
      G04903060Courtesy of NISSAN NORTH AMERICA, INC.
  3. CHECK MEMORY INDICATOR 

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: GO TO 4

    NO: Replace seat memory switch. Refer to "REMOVAL AND INSTALLATION ".

  4. CHECK INTERMITTENT INCIDENT 

    Refer to "INTERMITTENT INCIDENT ".

    Is the inspection result normal? 

    YES: Replace automatic drive positioner control unit. Refer to "REMOVAL AND INSTALLATION ".

    NO: Repair or replace the malfunctioning part.