(someone's) bullshit meter is off the charts

Translations
чувство распознавания ерунды зашкаливает
My bullshit meter is off the charts when he tells me those excuses.
Моё чувство распознавания ерунды зашкаливает, когда он говорит мне эти оправдания.
Definitions
This phrase means that someone is detecting a very high level of dishonesty, exaggeration, or nonsense in what another person is saying or doing. The 'bullshit meter' is a metaphorical tool for sensing lies or insincerity, and if it is 'off the charts,' it indicates an extreme or obvious case.
Words
someone

pronoun
кто-то
s
чей-то
bullshit

noun
чушь
meter

noun
измеритель
is

functional word
есть
off

adverb
зашкаливает
the

article or possessive pronoun
определённый
charts

noun
графики