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Home >> Lexus >> 2008 >> IS F >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control System - SFI System Diagnostics (4 Of 4) >> DTC P2119 Throttle Actuator Control Throttle Body Range / Performance >> System Description
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System Description

The Electronic Throttle Control System (ETCS) is composed of the throttle actuator, throttle position sensor, accelerator pedal position sensor, and ECM The ECM operates the throttle actuator to regulate the throttle valve in response to driver inputs. The throttle position sensor detects the opening angle of the throttle valve, and provides the ECM with feedback so that the throttle valve can be appropriately controlled by the ECM

DTC DETECTION CONDITION CHART

DTC No DTC Detection Condition Trouble Area
P2119 Throttle valve opening angle continues to vary greatly from target opening angle (1 trip detection logic)
  • Electronic throttle control system
  • ECM