Inspection 6 Stop Lamp Switch System

INSPECTION PROCEDURE

1. SELF-DIAGNOSIS RESULT CHECK 

   Check self-diagnosis results.

   Self-diagnosis results

   STOP LAMP SW

   Is the above displayed in the self-diagnosis display item? 

   1. YES : GO TO 2.
   2. NO : Inspection End
2. CONNECTOR INSPECTION 
   1. Disconnect the ABS actuator and electric unit (control unit) connector E51 and stop lamp switch connector E112, check the terminal for deformation, disconnection, looseness, and so on. If there is an error, repair or replace the terminal.
   2. Securely reconnect the connector and conduct self-diagnosis.
   3. Start engine.
   4. Repeat Pumping brake pedal carefully several times, then perform self-diagnosis again.

   OK or NG 

   1. OK : The connector terminal contact is loose, damaged, open or shorted.
   2. NG : GO TO 3.
3. STOP LAMP SWITCH CIRCUIT INSPECTION 
   1. Turn ignition switch OFF and disconnect ABS actuator and electric unit (control unit) connector E51.
   2. Check the voltage between the ABS actuator and electric unit (control unit) connector terminal and the ground.
      Fig 1: Checking Voltage Between ABS Actuator & Control Unit Connector Terminal 17 & Ground

      Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 2: ABS Actuator & Control Unit Connector Terminal 17 & Voltage Specification Table

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

   OK or NG 

   1. OK : Inspection End
   2. NG : Open or short in harness between the ABS actuator and electric unit and the stop lamp switch. Repair or replace the harness.