Diagnosis Procedure

CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1. Turn ignition switch OFF.
2. Remove the intake air duct. Refer to "EXPLODED VIEW ".
3. Check if foreign matter is caught between the throttle valve and the housing.
  Is the inspection result normal?
  
  YES: Replace electric throttle control actuator. Refer to "REMOVAL AND INSTALLATION ".
  
  NO: Remove the foreign matter and clean the electric throttle control actuator inside, then perform throttle valve closed position learning. Refer to "WORK PROCEDURE ".

Fig 1: Inspecting Foreign Matter Between Throttle Valve And Housing

G08989357

Courtesy of NISSAN NORTH AMERICA, INC.