Check Stop Lamp Switch

1. Disconnect stop lamp switch connector.
2. Check voltage between stop lamp switch connector E210 terminal 1 (GY) and ground.
   1. 1 (GY) - Ground : Battery voltage 

Fig 1: Checking Voltage Between Stop Lamp Switch Connector E210 Terminal 1 (GY) And Ground

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

OK or NG 

1. OK : GO TO 2.
2. NG : Repair or replace harness between stop lamp switch and fuse.

Check continuity between stop lamp switch connector E210 terminal 1 and 2.

1. 1 - 2 Brake pedal depressed : Continuity should exist. 
2. Brake pedal not depressed : Continuity should not exist. 

OK or NG 

1. OK : GO TO 3.
2. NG : Replace stop lamp switch.

Fig 2: Checking Continuity Between Stop Lamp Switch Connector E210 Terminal 1 And 2

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

1. Check continuity between stop lamp switch connector E210 terminal 2 (P) and Intelligent Key unit connector M34 terminal 26 (P/L).
   1. 2 (P) - 26 (P/L) : Continuity should exist. 
2. Check continuity between stop lamp switch connector E210 terminal 2 (P) and ground.
   1. 2 (P) - Ground : Continuity should not exist. 

Fig 3: Checking Continuity Between Stop Lamp Switch Connector E210 Terminal 2 (P) And Intelligent Key Unit Connector M34 Terminal 26 (P/L)

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

OK or NG 

1. OK : Stop lamp switch is OK.
2. NG : Repair or replace harness.