Diagnosis Procedure

CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1. Turn ignition switch OFF.
2. Remove the intake air duct.
3. Check if foreign matter is caught between the throttle valve (1) and the housing.
  
  Fig 1: Identifying Electric Throttle Control Actuator And Throttle Valve
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Is the inspection result normal?
  
  YES >> GO TO 2.
  
  NO >> Remove the foreign matter and clean the electric throttle control actuator inside, and then perform throttle valve closed position learning. Refer to "THROTTLE VALVE CLOSED POSITION LEARNING : SPECIAL REPAIR REQUIREMENT ".
REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
1. Replace electric throttle control actuator. Refer to INTAKE MANIFOLD COLLECTOR .
2. Go to "THROTTLE VALVE CLOSED POSITION LEARNING : SPECIAL REPAIR REQUIREMENT ".
  INSPECTION END