Memory Indicator Lamp Circuit Check

CHECK FUNCTION

With CONSULT-II

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

DESCRIPTION CHART

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

Fig 1: Active Test Display

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

Without CONSULT-II

GO TO 2.

OK or NG

OK : Memory indicator lamp circuit is OK.
NG : GO TO 2.

CHECK SEAT MEMORY SWITCH AND LUMBER SUPPORT SWITCH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect seat memory switch and lumber support switch connector.
3. Check voltage between seat memory switch and lumber support switch connector B158 terminal 11 and ground.
  1. 11 (R/W) - Ground : Battery voltage
OK or NG
1. OK : GO TO 4.
2. NG : Repair or replace harness between fuse block (J/B) and seat memory switch and lumber support switch.
Fig 2: Checking Voltage Between Terminal 11 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK HARNESS CONTINUITY
1. Disconnect driver seat control unit connector.
2. Check continuity between driver seat control unit connector B152 terminals 23 (Y/W), 36 (Y/G) and seat memory switch and lumber support switch connector B158 terminals 23, 36.
  1. 23 (Y/W) - 23 (Y/W) : Continuity should exist.
  2. 36 (Y/G) - 36 (Y/G) : Continuity should exist.
3. Check continuity between driver seat control unit connector B152 terminals 23, 36 and ground.
  1. 23 (Y/W) - Ground : Continuity should not exist.
  2. 36 (Y/G) - Ground : Continuity should not exist.
OK or NG
1. OK : GO TO 5.
2. NG : Repair or replace harness between automatic drive positioned control unit and seat memory switch and lumber support switch.
Fig 3: Checking Continuity Between Terminals 23, 36 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK SEAT MEMORY SWITCH INDICATOR SIGNAL
Check voltage between driver seat control unit connector B152 terminals 23, 36 and ground.
1. 23 (Y/W) - Ground : Battery voltage
2. 36 (Y/G) - Ground : Battery voltage
OK or NG
1. OK : Memory indicator lamp circuit is OK.
2. NG : Replace seat memory switch and lumber support switch.
Fig 4: Checking Voltage Between Terminals 23, 36 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.