Latch Release Actuator System Inspection

WARNING: This page is about a different car, the 2008 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

LATCH RELEASE ACTUATOR SIGNAL INSPECTION

Turn ignition switch OFF.

While opening the sliding door, check voltage between sliding door latch control unit connector D204 (LH) or D304 (RH) terminal 10 and ground.

TERMINALS VOLTAGE CHART

Terminals		Measuring condition	Voltage (V) (Approx.)
( + )	( - )	Measuring condition	Voltage (V) (Approx.)
10	Ground	Latch release actuator operation (opening door)	0 → Momentarily above 0
10	Ground	Other than above	0

OK or NG

OK: Latch release actuator is OK.

NG: GO TO 2.

Fig 1: Checking Voltage Between Sliding Door Latch Control Unit Connector D204 Or D304 Terminal 10 And Ground

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

LATCH RELEASE ACTUATOR CIRCUIT INSPECTION
1. Disconnect latch release actuator and sliding door latch control unit.
2. Check continuity between latch release actuator connector D206 (LH) or D306 (RH) terminal 2 and sliding door latch control unit connector D204 (LH) or D304 (RH) terminal 10.
  2 - 10 : Continuity should exist.
OK or NG

OK: GO TO 3.

NG: Repair or replace harness.

Fig 2: Checking Continuity Between Latch Release Actuator Connector Terminal 2 And Sliding Door Latch Control Unit Connector Terminal 10
Courtesy of NISSAN MOTOR CO., U.S.A.
LATCH RELEASE ACTUATOR GROUND INSPECTION
1. Close the sliding door.
2. Check continuity between latch release actuator connector D206 (LH) or D306 (RH) terminal 1 and ground.
  1 - Ground : Continuity should exist.
OK or NG

OK: Replace the latch release actuator.

NG: Repair or replace harness.

Fig 3: Checking Continuity Between Latch Release Actuator Connector D206 Or D306 Terminal 1 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.