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Precaution [10/2023 - ]

WARNING: This page is about a different car, the 2024 Lexus LS 500h. However, it is still accessible from the selected car via links, so may be relevant.
  1. PRECAUTIONS FOR DISCONNECTING CABLE FROM NEGATIVE (-) AUXILIARY BATTERY TERMINAL 
    NOTE:
  2. PRECAUTIONS FOR DRIVER MONITOR CAMERA SYSTEM 
    1. In the following situations, it may not be possible to recognize the driver's face, or to detect the driver's facial direction, line-of-sight, whether their eyes are open or closed, etc.
      1. When sunlight is shining on the driver monitor camera in the cabin.
      2. When sunlight is shining on the driver's face.
      3. When the cabin light level changes between sunlight and shadow repeatedly.
      4. When the eyes, nose, mouth and contours of the face are hidden, and the characteristic points of the face cannot be recognized.
      5. When the driver is wearing eyeglasses.
      6. When the driver is wearing sunglasses that do not allow infrared light to pass through easily.
      7. When the driver is wearing a mask.
      8. When the driver is wearing circle contact lenses (to make the iris appear larger).
      9. When the driver's eyes are hidden by eyeglass frames, hair, etc., and the driver's eyes cannot be detected.
      10. When light reflected on the lenses of a pair of eyeglasses or sunglasses blocks the eyes.
      11. When the driver is wearing an eyepatch.
      12. When the driver is wearing a hat low over the eyes.
      13. When makeup prevents the characteristic points such as the eyes, mouth and contours of the face from being recognized.
      14. When there are 2 or more faces in and around the driver seat, such as when a passenger in the passenger seat or rear seat leans toward the driver seat.
      15. When the driver's hand on the steering wheel covers the face.
      16. When the driver's driving posture is abnormal, such as when leaning forward or sticking their face out the window.
      17. When the driver moves outside the viewing angle of the driver monitor camera, and the characteristic points of the face can no longer be detected.
      18. When the driver narrows their eyes when laughing or because of dazzling bright light.
      19. When the installation position becomes significantly slanted due to unexpected contact or impact to the driver monitor camera.
      20. When the temperature of the driver monitor camera is high.
      21. When the lens cover surface of the driver monitor camera is dirty or damaged.
      22. When there is an obstruction between the driver monitor camera and the driver's face.
      23. When the driver is wearing an eye mask or a mask with eyes drawn on it.
  3. PRECAUTIONS WHEN REPLACING PARTS 
    1. When replacing the driver monitor ECU assembly, make sure to replace it with a new one.
  4. HANDLING AND SERVICE PRECAUTIONS 
    1. After removing and installing any ECUs or sensors, make sure to check for DTCs and confirm that no DTCs are output.
    2. Observe all the following precautions when handling the driver monitor camera since it is a precision instrument.
      1. Do not subject the driver monitor camera to a strong impact or force.
      2. Do not disassemble the driver monitor camera.
      3. When replacing, etc. The driver monitor camera, never touch the surface of the driver monitor camera.
        NOTE:

        If the surface of the driver monitor camera is touched, wipe it with a soft, dry cloth.

      4. Do not use detergent or organic solvent which could corrode resin on the driver monitor camera.
  5. PRECAUTION FOR SURROUNDING PARTS OF DRIVER MONITOR CAMERA 
    1. Do not attach stickers or install accessories to the front surface or other surfaces of the driver monitor camera.

      HINT: 

      • If installation cannot be avoided, make sure it does not overlap on the front surface of the driver monitor camera.
      • This may affect the visual field of the driver monitor camera and the driver monitor may not operate normally.
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