Hell all Good Morning i really need help here i have code detected P0715 whish says "and nout Shaft (mainshaft) input Speed Sensor Failure.

I have 2002 honda civix Japanese model 5door with auto transmission. I replaced the new speed sensor but still the symptoms are the same car having hasitation changing gears from 2-3 and 3-4 only in upshifting but downshifting is smooth as butter. Also my D light is keep blinking as well.
Please give adive need help already spend 1k
This is the old sensor when i removed i founf oil in the connector? I wonder if the connector is damged ?
This is the new speed sensor i replaced but problem with changing gears still same it's hasitating during changing gears. I took it to me mechanic who said he rebild the transmission and change oil and filter

 

find a mechanic that will actually do some real troubleshooting, that first mechanic is a joke

 

1. thanks i figured it out. P0715 it's a Turbine speed sensor located on transmission there are two of them "A" and "B" i replaced both of thrm and Car is good and cde is gone 👍🏻
2. First mechanic made order wrong part, in the picture it is "Speedometer sensor"