Bolton's Johan Elmander fired over early in the match, while Martin Petrov went close with a low drive.
Sublime skill from Johan Elmander, who jinked past three defenders, made it two and Stuart Holden drilled a third.
The home side had plenty of possession and six minutes from time substitute Johan Elmander fired in the second.
Coyle responded with a double substitution, introducing Riga alongside fellow striker Johan Elmander.
Frank Lampard hit the post and Terry fired wide, while Johan Elmander should have levelled but wasted a header.
Bolton striker Johan Elmander struck a minute before the break with a volley into the top corner to claim the win.
Johan Elmander was introduced by Bolton at half-time to spark some life into the visitors, and he almost made an immediate impact.
Johan Elmander earlier hit the inside of the post for Bolton.
Taylor was involved again as a move on the edge of the box led to Johan Elmander poking a shot straight at Robinson after 25 minutes.
After an uneventful first half, Bolton took the lead through Johan Elmander and could have gone 2-0 in front when Martin Petrov fired wastefully wide when through on goal.
An effort from Taylor came back off the underside of the bar and substitute Johan Elmander sent a close-range shot over before Cahill nodded his sixth goal of the season.
Gomes was again at fault as he came to collect a Bolton cross and fumbled with the ball falling to Johan Elmander whose shot was brilliantly cleared off the line by King.
Bolton suffered a setback when striker Johan Elmander had to hobble off injured but a sign of their tactics came as defensive midfielder Gavin McCann was brought on in place of the Swede.
Van der Sar was equal to Petrov's free-kick, Johan Elmander had a shot blocked by Patrice Evra and the backline, well led by Chris Smalling, was forced to repel a wave of Bolton attacks.
Only Chung-Yong Lee down their right seemed capable of upping the tempo and his dangerous cross was crucially headed away by Gary Caldwell, with Johan Elmander all set to nod home from three yards.
It was a deflating end to the drama for the hosts and they appeared ruffled, with Bolton going close to a leveller when Johan Elmander rattled the bar with a header from Matt Taylor's cross.
Sir Alex Ferguson rotated his side ahead of the Champions League trip to Aalborg in midweek but it was Bolton - with Johan Elmander operating as a lone striker - who took the game to United.
Pollitt denied Johan Elmander when the Sweden international nipped in to capitalise on Gary Caldwell's stray back-pass, and Wigan were again indebted to the veteran keeper when he made an agile save from Martin Petrov's dipping volley.
Coyle, who left Burnley to become Bolton manager in January, has turned the Trotters into a force to be reckoned with and in Kevin Davies and Johan Elmander has two strikers at the top of their games.
应用推荐