Front Door Lock Assembly LH (Key Cylinder Switch) Check

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

CHECK DOOR KEY CYLINDER SWITCH LH
With CONSULT-II

Check front door lock assembly LH (key cylinder switch) ("KEY CYL LK-SW") and ("KEY CYL UN-SW) in DATA MONITOR mode in CONSULT-II. Refer to "DATA MONITOR ".

Fig 1: CONSULT-II Data Display KEY CYL LK-SW And KEY CYL UN-SW
Courtesy of NISSAN MOTOR CO., U.S.A.
- When key inserted in front key cylinder is turned to LOCK:
  - KEY CYL LK-SW: ON
- When key inserted in front key cylinder is turned to UNLOCK:
  - KEY CYL UN-SW: ON
Without CONSULT-II

Check voltage between main power window and door lock/unlock switch connector D7 terminals 6, 7 (without automatic sliding door system) or terminals 4, 6 (with automatic sliding door system) and ground.

With Automatic Sliding Door System

Fig 2: Voltage Specifications - With Automatic Sliding Door System
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connector D7 Terminals 4, 6 - With Automatic Sliding Door System
Courtesy of NISSAN MOTOR CO., U.S.A.

Without Automatic Sliding Door System

Fig 4: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connector D7 Terminals 6, 7 - Without Automatic Sliding Door System
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 5: Voltage Specifications - Without Automatic Sliding Door System
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
- OK: Front door lock assembly LH (key cylinder switch) signal is OK.
- NG: GO TO 2.

CHECK DOOR KEY CYLINDER SWITCH LH

Turn ignition switch off.
Disconnect front door lock assembly LH (key cylinder switch).

Check continuity between front door lock assembly LH (key cylinder switch) terminals 1, 5 and 6.

CONTINUITY SPECIFICATIONS TABLE

Terminals	Condition	Continuity
1-5	Key is turned to LOCK.	Yes
6-5	Key is turned to UNLOCK.	Yes

Fig 6: Checking Continuity Between Front Door Lock Assembly LH Terminals 1, 5 & 6

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

OK or NG

OK: Check the following.
- Front door lock assembly LH (key cylinder switch) ground circuit.
- Harness for open or short between main power window and door lock/unlock switch and front door lock assembly LH (key cylinder switch).
NG: Replace front door lock assembly LH. Refer to "FRONT DOOR LOCK ".