I have had this issue for a while now. Not completely gone but what did
help was to pull out and redo all of the air and vacuum system. Especially
the gasket between the throttle body and air plenum and the air intake
runners. Getting better, step by step, so following for ideas!

On Mon, Jun 15, 2015 at 11:00 AM Abel Longoria <houstonphotog@gmail.com>
wrote:

> I'm having this same issue...
>
> A few things I plan to check and/or replace.
>
> 1. Fuel pump & filter
> 2. Fuel pressure regulator
> 3. Get injectors cleaned &  rebuilt
> 4. Check timing
>
> It almost seems like a leaky injector or two... It feels like its dumping
> too much fuel into the cylinder while stopped and getting really boggy...
> Too rich.
>
> I'll be watching for some more responses and hopefully both if us can get
> this issue resolved.
>
> Abel Longoria.
> On Jun 15, 2015 9:25 AM, "Rick Cooper" <rickdcooper@gmail.com> wrote:
>
> > I've noticed that when accelerating from an intersection, after sitting
> at
> > a red light, my 2.1 WBX will sometimes hesitate for 5 to 15 seconds.
> I'll
> > start moving, but the engine has no power and giving it more gas does
> > nothing.  After those few seconds, the engine will start to pick up power
> > and soon everything will be running fine.
> >
> > This has just start happening and is still sporadic, but it is becoming
> > more frequent.  Seems to only happen after a full stop, like at a red
> > light.  Would this be a clogged fuel filter or what?
> >
> > Thanks for any ideas.  FWIW,  the fuel tank and the ECU were replaced a
> few
> > years ago.
> >
> > Rick
> >
>