Component Inspection

ENGINE COOLANT TEMPERATURE SENSOR

1. Check resistance between engine coolant temperature sensor terminals 1 and 2 as shown in the figure.
   Fig 1: Checking Resistance Between Engine Coolant Temperature Sensor Terminals 1 And 2

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

   < Reference data >

   Fig 2: Engine Coolant Temperature, Voltage And Resistance - Reference Data

   Courtesy of NISSAN MOTOR CO., U.S.A.
2. If NG, replace engine coolant temperature sensor
   Fig 3: Temperature V/S Resistance Graph

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