LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2012 >> Sentra SE-R >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0603 To P2A03 (Qr25DE) >> DTC P1225: TP Sensor >> Diagnosis Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnosis Procedure

  1. CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
    1. Turn ignition switch OFF.
    2. Remove the intake air duct. Refer to , "REMOVAL AND INSTALLATION ".
    3. Check if foreign matter is caught between the throttle valve (1) and the housing.
    • ←: Vehicle front
    • Electric throttle control actuator (2)
    Fig 1: Identifying Throttle Valve And Electric Throttle Control Actuator
    G04926149Courtesy of NISSAN NORTH AMERICA, INC.

    OK or NG 

    OK: GO TO 2.

    NG: 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 ".

  2. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR

    Replace the electric throttle control actuator. Refer to , "REMOVAL AND INSTALLATION ".

    INSPECTION END