Check Fuel Lid Lock Actuator (Lock)

WARNING: This page is about a different car, the 2004 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FUEL LID LOCK ACTUATOR RELAY CIRCUIT
1. Remove the key from ignition key cylinder.
2. Disconnect fuel lid lock actuator relay connector.
3. Check voltage between fuel lid lock actuator relay connector B31 terminal 1 and ground.
  
  Fig 1: Terminal Voltage Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 2: Checking Voltage Between Fuel Lid Lock Actuator Relay Connector B31 Terminal 1 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
1. OK: GO TO 2.
2. NG: Repair or replace harness between BCM and fuel lid lock actuator relay.
CHECK FUEL LID LOCK ACTUATOR RELAY
Check continuity between fuel lid lock actuator relay terminal 1 and 2.

1 - 2: Continuity should exist.
1. OK: GO TO 3.
2. NG: Replace fuel lid lock actuator relay.
  
  Fig 3: Checking Continuity Between Fuel Lid Lock Actuator Relay Terminal 1 And 2
  Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK FUEL LID LOCK ACTUATOR RELAY GROUND CIRCUIT
Check continuity between fuel lid lock actuator relay connector B31 terminal 2 and ground.

2 (B) - Ground: Continuity should exist.

Fig 4: Checking Continuity Between Fuel Lid Lock Actuator Relay Connector B31 Terminal 2 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
1. OK: GO TO 4.
2. NG: Repair or replace harness.
CHECK FUEL LID LOCK ACTUATOR RELAY POWER SUPPLY CIRCUIT
Check voltage between fuel lid lock actuator relay connector B31 terminal 5 and ground.

5 (L) - Ground: Battery voltage

Fig 5: Checking Voltage Between Fuel Lid Lock Actuator Relay Connector B31 Terminal 5 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
1. OK: Replace fuel lid lock actuator relay.
2. NG: Check the following.
  - 10A fuse [No. 22, located in the fuse block (J/B)]
  - Harness for open or short between fuel lid lock actuator relay and fuse.