1. Check ASCD Brake Switch Circuit

1. Turn ignition switch OFF.
2. Disconnect ASCD control unit harness connector.
3. Check continuity between ASCD control unit harness connector M119 terminal 8 (L/Y) and terminal 5 (G/W).
   Fig 1: Checking ASCD Brake Switch Circuit

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

OK or NG 

1. OK: GO TO 2  .
2. NG: Check the following.
   • ASCD brake switch

     Refer to ASCD BRAKE/STOP LAMP SWITCH CHECK  .

   • Park/neutral position switch (A/T)

     Refer to PARK/NEUTRAL POSITION SWITCH (A/T)  .

   • Park/neutral position relay (A/T)

     Refer to ASCD RELAY (A/T)  .

   • ASCD clutch switch (M/T)

     Refer to ASCD CLUTCH SWITCH (M/T)  .

   • Harness for open or short
   • ASCD control unit