2000 ford ranger 4r44e shifting problems

[wheelchairdude49]

2000 ranger 2.5 auto 4r44e 2wd. shifitng hard from 1-2 and delayed . 49,000 on vehicle. anyone have an idea on what could be the prob.? if i shift it manually i have no problems. could it be the throttle position sensor?

 

[fordalltheway]

Did you ever fix your problem? I've got a similar problem. Happens most often when the engine is cold for me.