P0733

[Raul_X5]

Hi, yesterday i work in the transmision, i take out the valve body to clean it, i buy the 3 shift solenoid and the pressure soleniod, put new atf and filter. I test the X5 and when it shift to 3rd trans failsave and check engine comes on, i scan and this code comes on, p0733, this is what i find

Low transmission fluid level
Dirty transmission fluid
Shift soleniods

I,m thinking in put again the old solenoids

I need to reset the computer after change the solenoids??