Component Inspection

1. Turn ignition switch OFF.
2. Remove blower relay.
3. Check the continuity between blower relay terminals.
   TERMINALS CONTINUITY REFERENCE
   
   

   Terminals	Condition	Continuity
   3 and 5	12 V direct current supply between terminals 1 and 2	Existed
   	No current supply	Not existed

Is the inspection result normal? 

YES: INSPECTION END

NO: Replace blower relay

Fig 1: Identifying Blower Relay Terminals

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