TC lockup doesn't work until the car warms up.

Gregg Gruen wrote:

> Thanks to everyone for all the good info. I did the fluid change this
> weekend with the Honda ATF, and I've already noticed an improvement in
> the 1-2 shift. The outgoing fluid was fairly clean. It didn't smell
> burnt. There was a thin layer of particles on the drain plug, much
> less so this time than the first time I changed it. (bought the car
> at about 133k, first change was directly after that. Nearly 140k
> now.)
>
> One thing I noticed today when I took it out on the highway was that
> darn TC again. This time it wouldn't engage at all. I drove for
> about two miles at about 68mph on flat highway and it wouldn't engage.
> I got off, turned around and tried it again and it seemed to work ok.
> I'm beginning to suspect something, but I don't know what. I've read
> some about the TC solenoid, and I've found two on the transmission. I
> might do a bit more research on those to see if I can determine
> whether one might be sticking.
>
> Thanks again,
> Gregg