1. Check Ground Connections

1. Turn ignition switch OFF.
2. Loosen and retighten ground three screws on the body.
   Fig 1: Locating Ground Screws

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

   Refer to Ground Inspection  .

OK or NG 

OK >> GO TO 2. CHECK APP SENSOR POWER SUPPLY CIRCUIT-II or tester. .

NG >> Repair or replace ground connections.