San Diego, CA – Orlando Hudson hit the go-ahead homer in the 1, in the second of a three- game set.
Jeremy Hermida added a solo shot and Andy Parrino hit an RBI single for the Padres, who have taken the first two games in the series after suffering a three-game sweep in San Francisco.
Wade LeBlanc (4-5) scattered four hits and one run over six strong innings for the win.
Aaron Hill's first-inning homer was the lone offense for the D-Backs, who have dropped three straight. Coupled with the Giants' win at Colorado, Arizona's lead in the NL West was reduced to five games.
Josh Collmenter (9-10) took the loss, charged with eight hits and three runs over seven full frames.
Nick Hundley began the fourth with a single, but was caught stealing with one down. Hudson followed with his shot to right, putting San Diego on top by a 2-1 count.
Hermida started the seventh with his second homer of the year for a two-run Padres edge.
Hill's first-inning homer put Arizona on the board.
Hudson stroked a two-out hit in the home second, Hermida was hit by a pitch, then Parrino singled to center to even the score.
San Diego has won five of eight meetings at home against Arizona, but the D- Backs have taken 10 of the 17 overall matchups this year...LeBlanc has won two straight starts after dropping three straight from August 26-September 6...Collmenter is winless in his last three outings...Arizona finished 0-for-5 with runners in scoring position.