Front Door Switch LH Circuit Inspection

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FUNCTION

With CONSULT-II

Touch "BCM" with "DOOR SW-DR" on the DATA MONITOR, check ON/OFF operation when the front door is open and closed.

MONITOR ITEM CONTENTS

Monitor item [OPERATION or UNIT]

Contents

DOOR SW DR⁽¹⁾

"ON/OFF"

Door open (ON)/door closed (OFF) status judged from the front door switch is displayed.

⁽¹⁾	Refer to "DATA MONITOR ".

Fig 1: Identifying CONSULT-II Display - DATA MONITOR

Without CONSULT-II

GO TO 2.

OK or NG

OK: Front door switch LH circuit is OK.

NG: GO TO 2.

CHECK FRONT DOOR SWITCH LH

Disconnect front door switch LH.

Check continuity between front door switch LH terminal 2 and ground part of door switch as follows.

TERMINALS CONTINUITY REFERENCE

Connector	Terminals		Condition	Continuity
B8	2	Ground part of door switch	With the front door switch LH pressed	No
B8	2	Ground part of door switch	With the front door switch LH released	Yes

Fig 2: Checking Continuity Between Front Door Switch LH Terminal 2 And Ground

OK or NG

OK: GO TO 3.

NG: Replace front door switch LH.

CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect BCM.
3. Check continuity between BCM connector M19 terminal 47 and front door switch LH connector B8 terminal 2.
  47 - 2 : Continuity should exist.
4. Check continuity between BCM connector M19 terminal 47 and ground.
  47 - Ground : Continuity should not exist.
  
  Fig 3: Checking Continuity Between BCM Connector M19 Terminal 47 And Ground
OK or NG

OK: Front door switch LH circuit is OK.

NG: Repair or replace harness.