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Home >> Lexus >> 2005 >> GS 430 >> Repair and Diagnosis >> Engine Performance >> System >> Engine (3UZ-FE) - Diagnostics >> Circuit Inspection >> DTC P2119: Throttle Actuator Control Throttle Body Range/Performance >> Inspection Procedure

Inspection Procedure

HINT:

Read freeze frame data using the hand-held tester or the OBD II scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, freeze frame data can help determine if the vehicle was running or stopped, if the engine was warmed up or not, if the air-fuel ratio was lean or rich, as well as other data from the time when a malfunction occurred.

  1. Are there any other codes (besides DTC P2119) being output? 

    PREPARATION: 

    1. Connect the hand-held tester or the OBD II scan tool to the DLC3.
    2. Turn the ignition switch ON and push the hand-held tester or the OBD II scan tool main switch ON.
    3. When using hand-held tester, enter the following menu: DIAGNOSIS / ENHANCED OBD II / DTC INFO/CURRENT CODES.

    CHECK: 

    Read the DTC using the hand-held tester or the OBD II scan tool.

    RESULT: 

    DTC OUTPUT REFERENCE

    Display (DTC Output) Proceed to
    P2119 A
    "P2119" and other DTC B

    HINT:

    If any other codes besides P2119 are output, perform the troubleshooting for those DTCs first.

    1. B: Go to relevant DTC chart (See  DIAGNOSTIC TROUBLE CODE CHART   ). 
    2. A: Go To Next Step. 
  2. Check if DTC outputs reoccur. 

    PREPARATION: 

    1. Clear the DTC (See PRE-CHECK ).
    2. Start and warm up the engine.
    3. Run the engine at idle for 15 seconds or more.
    4. Perform the stall test.

      Move the shift lever to D Position and fully depress the accelerator pedal for 5 seconds. Then release the pedal for 5 seconds or more.

    CHECK: 

    Read the DTC using the hand-held tester or the OBD II scan tool.

    OK: 

    1. No DTC output. 
    1. OK: System is normal. 
    2. NG: Replace throttle body.