LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2012 >> Quest SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0455 To P1226 >> DTC P1226: 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 "EXPLODED VIEW ".
    3. Check if foreign matter is caught between the throttle valve (1) and the housing.
      • Electric throttle control actuator (2)
      • <=: Vehicle front

      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 "DESCRIPTION ".

      Fig 1: Identifying Throttle Valve & Electric Throttle Control Actuator
      G08171571Courtesy of NISSAN NORTH AMERICA, INC.
  2. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
    1. Replace electric throttle control actuator. Refer to "EXPLODED VIEW ".
    2. Go to "DESCRIPTION ".

      : INSPECTION END