Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2009 Toyota Camry HybridFACTORY OEM SERVICE PROCEDURE

Confirmation Driving Pattern

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.
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.

Factory Service Tools

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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.

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