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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)GENERAL INFORMATIONOBD-II DRIVE CYCLESDRIVE CYCLESEVAPEVAP DRIVE CYCLE 3EVAP MONITOR (KEY-OFF MONITOR)
2004 Toyota Matrix XR, FWD, Standard

EVAP Monitor (Key-Off Monitor)

2004 Toyota Matrix XR, FWD, StandardSECTION EVAP Monitor (Key-Off Monitor)
  1. Preconditions  The monitor will run when all of the following conditions are met:
    • The fuel level is less than 90 %.
    • The altitude is less than 8,000 ft. (2,450 m).
    • The vehicle is stopping.
    • The Engine Coolant Temperature (ECT) is between 4.4 and 35°C (40 to 95°F).
    • The Intake Air Temperature (IAT) is between 4.4 and 35°C (40 to 95 °F).
  2. Monitor condition 
    1. Allow the engine at idle for 300 seconds or more.
    2. Turn the ignition switch OFF and wait for 6 hours.
    3. Connect the scan tool to the DLC3 to check the monitor status and the preconditions.
    4. Check the readiness monitor status.

If the status is displayed "INCMP", the monitor does not complete. Turn the ignition switch OFF, confirm the preconditions and perform the monitor condition again.

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.