Throttle Problem

[ruffy15]

i have a throttle problem when i rev up hard the engine manigment light comes on and there is a change in the throttle when i stop the car and start it again it comes ok until i rev up hard again a few peaple have told me it could be the throttle body pleace could someone help my car is a toyota altezza 3g beams dual vvti yamaha

[E910]

Have you cleaned the MAF sensor & throttle body?

[ruffy15]

Have you cleaned the MAF sensor & throttle body?

i have put a new throttle body on but i dont no ive i have put all the air pipes on right. when i drive it it dosent get ful revs and the gears change slugish. its a auto before the throttle body went it was ok tick over is just right i just dont get full throttle when i drive it and the power is down i did clean one of the plugs before the throttle body went never got round cleaning the rest iam lost

[E910]

http://www.tezzaworld.com/viewtopic.php?f=12&t=4068