N'Zogbia, 25, was dropped for failing to turn up for medical treatment but starred on his return in Saturday's 2-1 win at Bolton.
However, boss McLeish still wants more from the winger, who cost £9.5m from Wigan in the summer. 'Big Eck' said: "We are looking for him to be a great Aston Villa player and that should be his goal.
"It's not about the finer things in life - cars and houses - it's about prestige, being a top player and playing well at a top club.
"Some guys have different personalities than others. It's really about the desire.
"It's harder for creative players, but we know he can do it."