As i have explainedwhen my cars engine is cold the car drives fine ,until the car reaches normal tempreture the automatic gear box wont change gear ,but the engine still runs ,i just have know gears until car engine is turned off and left until its cooled down.the car does not over heat,any ideas thanks steve
SOURCE: i have a automatic fiat punto-when i put the gears
Sounds like you need a new gear box or you can get your old one reconditioned at a gearbox specialist. i think your ploblem occourd because you may of had no gearbox oil inside the gearbox
SOURCE: 1998 automatic fiat punto
another factor that could affect your problem is the hydrolic fluid. there is a valve body inside the gearbox which controlls the gears. so lets say the vavle that controlls first gear dont open then the hydrolic fluid wont activate first gear. i think when u revv the engine it is increasing the hydrolic pressure which is aiding the vavle to open. the problem could be in the valve controll modual.
SOURCE: can only go forward when red gearbox light come on dash
i know these have a common problem with the spindles from the gearbox locating into flyheel for corroding badly and seizing up sounds if you need new spindle to solve this problem also think you are catching it a early stage suggest getting this looked at.
SOURCE: i was driving down the
Check the transmission fluid. If the fluid gets too low, then the transmission will not go into gear. More than likely the gearbox is okay. But if you are full of fluid, then the clutches might need replaced in the transmission.
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