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HOMESERVICE MANUALSTOYOTA2009CAMRY HYBRIDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM (HYBRID)INITIALIZATIONEVAP SYSTEMCONFIRMATION DRIVING PATTERN
2009 Toyota Camry Hybrid

Confirmation Driving Pattern

2009 Toyota Camry HybridSECTION Confirmation Driving Pattern
  1. KEY-OFF MONITOR DRIVE PATTERN 
    1. Connect Techstream to the DLC3.
    2. Confirm the following conditions are satisfied:
      • The fuel level is less than 90%.
      • The altitude is less than 8,000 ft. (2,400 m).
      • The vehicle is stopped (the vehicle speed is less than 2 mph).
      • The ECT is 4.4 to 35°C (40 to 95°F).
      • The IAT is 4.4 to 35°C (40 to 95°F).
    3. Perform the drive pattern:
      1. Allow the engine to idle for 5 minutes or more.
      2. Turn the power switch off and wait 6 hours.
    4. Check the monitor status with Techstream.
  2. PURGE FLOW MONITOR DRIVE PATTERN (P0441) 
    1. Connect Techstream to the DLC3.
    2. Confirm that the following conditions are satisfied:
      • The Engine Coolant Temperature (ECT) is more than 4.4°C (40°F).
      • The Intake Air Temperature (IAT) is more than 4.4°C (40°F).
    3. Perform the drive pattern:
      1. Remove and reinstall the fuel cap to release the fuel tank pressure.
      2. Warm up the engine until the ECT reaches 75°C (167°F) or more.
      3. Run the engine at 2,500 rpm once.
      4. Allow the engine to idle and turn on the air conditioning (A/C) for 1 minute.
    4. Check the monitor status with Techstream.
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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.