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Home >> Nissan-Datsun >> 2008 >> Maxima SL >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P1148 To P2A03 >> DTC P1226 TP Sensor >> Diagnostic Procedure
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Diagnostic Procedure

  1. 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 (2) and the housing.
      • Electric throttle control actuator (1)
      Fig 1: Identifying Throttle Control Actuator
      G04915717Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 2.

    NG: Remove the foreign matter and clean the electric throttle control actuator inside.

  2. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR 
    1. Replace the electric throttle control actuator.
    2. Perform "THROTTLE VALVE CLOSED POSITION LEARNING ."
    3. Perform "IDLE AIR VOLUME LEARNING ."
    4. >> INSPECTION END