After omitting the Manchester United loanee from the starting lineup, the former Molde manager introduced him midway through the first half.
The 21-year-old went on to make an immediate impact and provided the assist as Craig Bellamy equalised in the 50th minute.
Solskjaer told reporters after the game: "Zaha came on and made the difference. He has pace, power and great technique. He gave everyone a lift, that's for sure."
The Welsh club climbed off the bottom of the Premier League with today's win.