The horn of a vehicle equipped with a horn relay is blowing very weakly; its sound level is continuous but low in volume. Technician A says the horn relay contacts may have excessive resistance. Technician B says the horn switch may have high resistance. Who is correct?

Question

Quizplus · Accepted Answer

Technician A is correct because excessive resistance in the horn relay contacts can cause a weak horn sound.

The Horn of a Vehicle Equipped with a Horn Relay