Rear Lifting Switch Circuit Check

CHECK FUNCTION
With CONSULT-II

With "LIFT RR SW-UP, LIFT RR SW-DN" on the DATA MONITOR, operate the rear lifting switch to check ON/OFF operation.

Fig 1: Monitor Item Table
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Data Monitor Display
Courtesy of NISSAN MOTOR CO., U.S.A.

Without CONSULT-II
1. Turn ignition switch OFF.
2. Rear lifting switch operate, check voltage between driver seat control unit connector and ground.
  
  Fig 3: Voltage Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 4: Checking Voltage Between Terminal 27, 40 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK : Rear seat lifting switch circuit is OK.
2. NG : GO TO 2.
CHECK REAR LIFTING SWITCH HARNESS CONTINUITY
1. Disconnect driver seat control unit connector and driver power seat switch connector.
2. Check continuity between driver seat control unit connector B152 terminals 27, 40 and power seat switch (driver side) connector B156 terminals 27, 40.
  1. 27 (L) - 27 (L) : Continuity should exist.
  2. 40 (L/Y) - 40 (L/Y) : Continuity should exist.
3. Check continuity between driver seat control unit connector B152 terminals 27, 40 and ground.
  1. 27 (L) - Ground : Continuity should not exist.
  2. 40 (L/Y) - Ground : Continuity should not exist.
  Fig 5: Checking Continuity Between Terminals 27, 40 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK : GO TO 3.
2. NG : Repair or replace harness between driver seat control unit and driver power seat switch (driver side).
CHECK REAR LIFTING SWITCH
Rear lifting switch operate, check continuity between driver seat switch connector B156 terminal 27, 40 and 61B.

Fig 6: Continuity Table
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 7: Checking Continuity Between Terminal 27, 40 And 61B
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK : Check the condition of the harness and connector.
2. NG : Replace power seat switch (driver side).