Front Door Lock Assembly LH (Actuator) Check

1. Turn ignition switch OFF.
2. Disconnect BCM and front door lock assembly LH (actuator).
3. Check continuity between BCM connector M20 terminals 59, 65 and front door lock assembly LH (actuator) connector D14 terminals 2, 3.
   TERMINALS CONTINUITY CHART
   
   

   Connector	Terminals	Connector	Terminals	Continuity
   M20	59	D14	2	Yes
   	65		3	Yes

4. Check continuity between BCM connector M20 terminals 59, 65 and body ground.
   TERMINALS CONTINUITY CHART
   
   

   Connector	Terminals		Continuity
   M20	59	Ground	No
   	65		No

   Fig 1: Identifying Connector M20 Terminals 59, 65 And Connector D14 Terminals 2, 3

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

OK or NG 

OK: GO TO 2.

NG: Repair or replace harness.

1. Reconnect BCM.
2. Check voltage between BCM connector M20 terminals 59, 65 and ground.
   TERMINALS VOLTAGE CHART
   
   

   Connector	Terminals		Condition	Voltage (V) (Approx.)
   	(+)	(-)
   M20	59	Ground	Driver door lock/unlock switch is turned to UNLOCK	0 → Battery voltage for 300 ms
   	65		Driver door lock/unlock switch is turned to LOCK	0 → Battery voltage for 300 ms

   Fig 2: Checking Voltage Between BCM Connector M20 Terminals 59, 65 And Ground

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

OK or NG 

OK: Replace front door lock assembly LH (actuator). Refer to "REMOVAL AND INSTALLATION ".

NG: Replace BCM. Refer to "REMOVAL AND INSTALLATION OF BCM ".