I have Belta 2008 1000cc, recently belta having problem in shifting of gears.
I did changed transmission oil & clean oli filter from Toyota eastern & put on computer there was no error or code showing in computer.
Whenever I put on AC transmission works fine but car become heated same shifting problem starts and on without AC
from the initial it not shifting gear.
When I accelerate race very slowly car do shift properly.
Please guys suggest me what to do or any buddy have same kind of experience & how fix it ?