He left South Melbourne in 1935 to take up a position as coach of Warrnambool in the Hampden Football League.
[5] They finished second on the ladder that year, with 10 wins and 5 losses, then progressed to the grand final, where they met minor premiers Mortlake.
Warrnambool, with coach Fahey starring at centre half-back, won the grand final by 21 points, to claim their first premiership in the league.
[6] In 1936, Fahey returned home to captain-coach Numurkah in the Murray Football League (MFL).
[8] On 27 June 1936, Fahey was riding a bicycle from Numurkah to his home in Wunghnu when he was struck by a motor vehicle.