Practice question

A school bus low-air-pressure warning buzzer and lamp activate when:

  1. The headlamps are switched on
  2. The transmission shifts to reverse
  3. The dome lamps are on
  4. Air system pressure drops below the safe threshold

Answer: D — Air system pressure drops below the safe threshold

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Practice more: ASE S6 Electrical Electronic Systems (School Bus) Practice Questions - ASE S6 - Electrical Electronic Systems (School Bus) Certification Exam →