Check Select Unlock Relay

1. Turn ignition switch OFF.
2. Disconnect passenger side select unlock relay connector.
3. Check voltage between passenger side select unlock relay connector M30 terminal 1 and ground.
   1. 1 (L/R) - Ground : Approx. 12V 

Fig 1: Checking Voltage Between Passenger Side Select Unlock Relay Connector M30 Terminal 1 And Ground

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

OK or NG 

1. OK : GO TO 2.
2. NG : Repair or replace passenger side select unlock relay power supply circuit.

1. Disconnect Intelligent Key unit connector.
2. Check continuity between passenger side select unlock relay connector M30 terminal 2 and Intelligent Key unit connector M34 terminal 40.
   1. 2 (BR/W) - 40 (BR/W) : Continuity should exist. 
3. Check continuity between passenger side select unlock relay connector M30 terminal 2 and ground.
   1. 2 (BR/W) - Ground : Continuity should not exist. 

Fig 2: Checking Continuity Between Passenger Side Select Unlock Relay Connector M30 Terminal 2 And Ground

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

OK or NG 

1. OK : Replace passenger side select unlock relay.
2. NG : Repair or replace harness between passenger side select unlock relay and Intelligent Key unit.