Practice question

A lane departure warning (LDW) system fails to alert on a road with faded lane markings. The camera calibrates normally and has no faults. What is the most accurate conclusion?

  1. The camera module must be replaced
  2. Poor or absent lane markings can prevent LDW from detecting lane edges; system performance is conditionally limited
  3. The CAN bus is shorted
  4. The brake system is faulty

Answer: B — Poor or absent lane markings can prevent LDW from detecting lane edges; system performance is conditionally limited

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