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Home >> Toyota >> 2014 >> Prius Plug-in >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 34 (Engine Control System (Diagnostic Codes & Circuit Tests) (Except Plug-In)) >> SFI System >> DTC P2102: Throttle Actuator Control Motor Circuit Low; DTC P2103: Throttle Actuator Control Motor Circuit High [10/2013 - ] >> Confirmation Driving Pattern
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Confirmation Driving Pattern

WARNING: This page is about a different variant/trim than selected.
Fig 1: Identifying Power Switch/Scan Tool Operation Graph
GTY219986Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  1. Connect the Techstream to the DLC3.
  2. Turn the power switch on (IG) and turn the Techstream on.
  3. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
  4. Turn the power switch off and wait for at least 30 seconds.
  5. Turn the power switch on (IG) and turn the Techstream on [A].
  6. Put the engine in inspection mode (maintenance mode). Refer to INSPECTION MODE PROCEDURE [10/2013 - ] .
  7. Start the engine.
  8. With the vehicle stationary, fully depress the accelerator pedal and quickly release it [B].
  9. Check that 16 seconds or more have elapsed from the instant when the accelerator pedal is first depressed.
  10. Enter the following menus: Powertrain / Engine and ECT/ Trouble Codes [C].
  11. Read the pending DTCs.

    HINT: 

    • If a pending DTC is output, the system is malfunctioning.
    • If a pending DTC is not output, perform the following procedure.
  12. Enter the following menus: Powertrain / Engine and ECT/ Utility / All Readiness.
  13. Input the DTC: P2102 or P2103.
  14. Check the DTC judgment result.
    Techstream Display Description
    NORMAL
    • DTC judgment completed
    • System normal
    ABNORMAL
    • DTC judgment completed
    • System abnormal
    INCOMPLETE
    • DTC judgment not completed
    • Perform driving pattern after confirming DTC enabling conditions
    N/A
    • Unable to perform DTC judgment
    • Number of DTCs which do not fulfill DTC preconditions has reached ECU memory limit

    HINT: 

    • If the judgment result shows NORMAL, the system is normal.
    • If the judgment result shows ABNORMAL, the system has a malfunction.
    • If the judgment result shows INCOMPLETE or N/A, perform steps [B] and [C] again.
  15. If no pending DTC is output, perform a universal trip and check for permanent DTCs. Refer to DTC CHECK / CLEAR [10/2013 - ] .

    HINT: 

    • If a permanent DTC is output, the system is malfunctioning.
    • If no permanent DTC is output, the system is normal.