I have a 2000 Dodge Dakota 4.7L Automatic, changed trans fluid and this happened

Question

I'm having trouble with transmission. I have a 2000 Dodge Dakota 4.7L Automatic, changed trans fluid and these code appear: P0734, P1781, and P0733

Answer 1

From what you describe, it sounds like low transmission fluid

P0733 Dodge Code - Gear Ratio Error In Third Gear
Read more: https://www.autocodes.com/p0733_dodge.html

P0734 Dodge Code - Gear Ratio Error In Fourth Gear
Read more: https://www.autocodes.com/p0734_dodge.html

P1781 Dodge Code - Over Drive Pressure Switch Sense Circuit
Read more: https://www.autocodes.com/p1781_dodge.html

Answer 2

Did you put the correct fluid and the correct amount of fluid?

Automatic Transmission Fluid Plus 3 - 4.0 quarts
Manual Transmission Fluid 2.1 quarts