Career
At some time after that he was appointed proconsul of Asia. In 22 AD he was accused of malversation (misconduct). To this alleged crime his accusers in the senate added the charges of treason (majestas) and sacrilege to the divinity of Augustus.
Silanus, deserted by his friends and without experience in pleading, abandoned his defence.
He had at least three sons: Appius Junius Silanus, consul in 28, Decimus Junius Silanus who was in an affair with Julia the Younger and Marcus Junius Silanus, consul suffectus in 15.