Practice question

A school bus headlamp is significantly dimmer than the other. A voltage-drop test of that headlamp's ground shows 1.8V. This indicates:

  1. A normal ground reading
  2. A shorted high-beam filament
  3. An overcharged battery
  4. Excessive resistance in that headlamp's ground path

Answer: D — Excessive resistance in that headlamp's ground path

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