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Home >> Lexus >> 2007 >> LS 460 >> Repair and Diagnosis >> External Pages >> Different car >> Section 236 (Engine Control System) >> DTC P1128: Throttle Control Motor >> Component Inspection >> Throttle Control Motor
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Throttle Control Motor

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect electric throttle control actuator harness connector.
  2. Check resistance between terminals 3 and 6.
    Fig 1: Checking Resistance Between Terminals 3 & 6
    G02474281Courtesy of NISSAN MOTOR CO., U.S.A.
    • Resistance: Approximately 1 - 15 ? [at 25 °C (77°F)] 
  3. If NG, replace electric throttle control actuator and go to next step.
  4. Perform "THROTTLE VALVE CLOSED POSITION LEARNING ".
  5. Perform "IDLE AIR VOLUME LEARNING ".