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Check Door Key Cylinder Switch

WARNING: This page is about a different car, the 2005 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL 

    With CONSULT-II 

    Check door key cylinder switch ("KEY CYL LK-SW" and "KEY CYL UN-SW")  in "DATA MONITOR" mode with CONSULT-II.

    1. Door key cylinder switch is turned to lock 
    2. KEY CYL LK-SW: ON 
    3. Door key cylinder switch is turned to unlock 
    4. KEY CYL UN-SW: ON 
    Fig 1: Checking Door Key Cylinder Switch"KEY CYL LK-SW" & "KEY CYL UN-SW" In "DATA MONITOR" Mode With CONSULT-II
    G02336002Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

    Check voltage between power window main switch (door lock and unlock switch) connector and ground.

    Fig 2: Connector, Terminal & Signal Reference Value Chart
    G02336003Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 3: Checking Voltage Between Power Window Main Switch Connector Terminal 6, 7 & Ground
    G02336004Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK: Replace power window main switch.
    2. NG: GO TO  2.
  2. CHECK DOOR KEY CYLINDER SWITCH CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect power window main switch (door lock and unlock switch) and door key cylinder switch connector.
    3. Check continuity between power window main switch (door lock and unlock switch) connector D7 terminal 6, 7 and door key cylinder switch connector D15 terminals 1, 6.
      1. 6 (Y) - 1 (Y): Continuity should exist  .
      2. 7 (SB) - 6 (SB): Continuity should exist  .

    OK or NG 

    1. OK: GO TO  3.
    2. NG: Repair or replace harness.
    Fig 4: Checking Continuity Between Power Window Main Switch Connector D7 Terminal 6, 7 & Door Key Cylinder Switch Connector D15 Terminals 1, 6
    G02336005Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK DOOR KEY CYLINDER SWITCH GROUND CHECK 

    Check continuity between door key cylinder switch connector D15 terminal 5 and ground.

    1. 5 (B) - Ground: Continuity should exist  .

    OK or NG 

    1. OK: GO TO  4.
    2. NG: Repair or replace harness.
    Fig 5: Checking Continuity Between Door Key Cylinder Switch Connector D15 Terminal 5 & Ground
    G02336006Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK DOOR KEY CYLINDER SWITCH 

    Check continuity between door key cylinder switch terminal 1, 6 and 5.

    Fig 6: Terminal, Key Position & Continuity Reference Chart
    G02336007Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK: Replace power window main switch.
    2. NG: Replace door key cylinder switch.
    Fig 7: Checking Continuity Between Door Key Cylinder Switch Terminal 1, 6 & 5
    G02336008Courtesy of NISSAN MOTOR CO., U.S.A.
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