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HOMESERVICE MANUALSTOYOTA2009YARIS S, 4D HATCHBACKREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEENGINE CONTROL SYSTEM (1NZ-FE)SFI SYSTEMDTC P2610 ECM/PCM INTERNAL ENGINE OFF TIMER PERFORMANCEINSPECTION PROCEDURE
2009 Toyota Yaris S, 4D Hatchback

Inspection Procedure

2009 Toyota Yaris S, 4D HatchbackSECTION Inspection Procedure

HINT:

  • DTC P2610 is set if an internal ECM problem is detected. Diagnostic procedures are not required. ECM replacement is necessary.
  • Read freeze frame data using a Techstream. Freeze frame data record the engine condition when malfunctions are detected. When troubleshooting, freeze frame data can help determine if the vehicle was moving or stationary, if the engine was warmed up or not, if the air-fuel ratio was lean or rich, and other data, from the time the malfunction occurred.
  1. REPLACE ECM 
    1. Replace the ECM (See REMOVAL  ).
  2. CHECK WHETHER DTC OUTPUT RECURS (DTC P2610) 
    1. Connect a Techstream to the DLC3.
    2. Turn the ignition switch to ON.
    3. Turn the tester ON.
    4. Clear DTCs (See DTC CHECK/CLEAR  ).
    5. Start the engine and wait for 10 minutes or more.
    6. On the tester, select the following menu items: Powertrain/Engine and ECT/Trouble Codes/Pending.
    7. If no pending DTC is displayed, the repair has been successfully completed.

      NEXT: END 

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.