i got 3speed automatic transmission(a131l maybe), can i relace it with 4speed(u240e maybe)

2002 TOYOTA COROLLA
160,000 MILES
Avatar
FIRSTHD
  • MEMBER
  • 17 POSTS
i understand there is some electrical wiring modifications, will computer operation be affected much, will it be worth it
thanks for any help
firsthd
Nov 21, 2011 at 6:05 AM
Advertisement
Avatar
RIVERMIKERAT
  • ✓ASE Certified Mechanic
  • 6,110 POSTS
  • ASE Certified Mechanic
You might need to have the computer reprogrammed for shift points.
Nov 21, 2011 at 6:07 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.