Check Seat Memory Indicator Lamp Circuit

1. CHECK FUNCTION (WITH CONSULT-II) 

   With CONSULT-II 

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

   Fig 1: Identifying CONSULT II Display - ACTIVE TEST

   Courtesy of NISSAN MOTOR CO., U.S.A.
   MEMORY SW INDCTR (WITH CONSULT-II)
   
   

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

   OK or NG 

   OK: Seat memory 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 connector.
   3. Check voltage between seat memory switch connector D22 terminal 5 and ground.

      5 (R) - Ground : Battery voltage 

      Fig 2: Identifying Voltage Between Seat Memory Switch Connector D22 Terminal 5 And Ground

      Courtesy of NISSAN MOTOR CO., U.S.A.

   OK or NG 

   OK: GO TO 4.

   NG: Repair or replace harness between fuse block (J/B) and seat memory switch.

3. CHECK HARNESS CONTINUITY 
   1. Disconnect driver seat control unit connector.
   2. Check continuity between driver seat control unit connector B152 terminals 23, 36 and seat memory switch connector D22 terminals 6, 7.

      23 (Y/W) - 6 (PU) : Continuity should exist. 

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

   3. Check continuity between driver seat control unit connector B152 terminals 23, 36 and ground.

      23 (Y/W) - Ground : Continuity should not exist. 

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

      Fig 3: Identifying Continuity Between Driver Seat Control Unit Connector B152 Terminals 23, 36 And Ground

      Courtesy of NISSAN MOTOR CO., U.S.A.

   OK or NG 

   OK: GO TO 5.

   NG: Repair or replace harness between driver seat control unit and seat memory switch.

4. CHECK SEAT MEMORY SWITCH INDICATOR SIGNAL 

   Check voltage between driver seat control unit connector B152 terminals 23, 36 and ground.

   23 (Y/W) - Ground : Battery voltage 

   36 (Y/G) - Ground : Battery voltage 

   Fig 4: Identifying Voltage Between Driver Seat Control Unit Connector B152 Terminals 23, 36 And Ground

   Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

OK: Seat memory indicator lamp circuit is OK.

NG: Replace seat memory switch.