Lid Full Up Position Switch Check

CHECK LID FULL UP POSITION SWITCH SIGNAL

Check voltage between auto trunk control unit connector and ground.

CONNECTOR VOLTAGE CHART

Connector	Terminals (Wire color)		Condition	Voltage (V) (Approx.)
Connector	(+)	(-)	Condition	Voltage (V) (Approx.)
B110	11 (L/Y)	Ground	Trunk lid fully opened position (ON)	0
B110	11 (L/Y)	Ground	Other than above (OFF)	5

OK or NG

OK : Lid full up position switch is OK.
NG : GO TO 2.

Fig 1: Checking Voltage Between Auto Trunk Control Unit Connector And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect auto trunk control unit and auto trunk motor connector.
3. Check continuity between auto trunk control unit connector B110 terminal 11 and auto trunk motor connector B109 terminal 2.
  11 (L/Y) - 2 (L/Y) : Continuity should exist.
4. Check continuity between auto trunk control unit connector B110 terminal 11 and ground.
  11 (L/Y) - Ground : Continuity should not exist.
OK or NG
- OK : GO TO 3.
- NG : Repair or replace harness.
  
  Fig 2: Checking Continuity Between Auto Trunk Control Unit Connector B110 Terminal 11 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
GROUND CIRCUIT CHECK
Check continuity between auto trunk motor connector B109 terminal 4 and ground.

4 (B) - Ground : Continuity should exist.

OK or NG
- OK : GO TO 4.
- NG : Repair or replace harness.
  
  Fig 3: Checking Continuity Between Auto Trunk Motor Connector B109 Terminal 4 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.

CHECK LID FULL UP POSITION SWITCH

Check continuity between auto trunk motor terminals 2 and 4.

CONTINUITY CHART

Terminals		Condition	Continuity
2	4	Trunk lid fully opened position (ON)	Yes
2	4	Other than above	No

Fig 4: Checking Continuity Between Auto Trunk Motor Terminals 2 And 4

G04129562

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

OK or NG

OK : Replace auto trunk control unit.
NG : Replace auto trunk motor.