When im in drive waiting for it to shift into third at about 25 30 miles an hour 3rd is non existent. Thinking that the direct clutch was burnt i planned.
Ford Aod E 4r70w Performance Transmission For Sbf Engines Up To 400 Lb Ft Torque
Ford aod no 2 3 shift. I checked the direct pressure during a road test and found the it was coming up when third gear should have engaged. For starters it uprooted the second gear in the shift pattern which left the latter dwindling in the gory land without remarkable performance. The ford aod transmission was evident in cars like the mustangs fairmont and ltds around 1980 and 1993 and it was quite unique even though not in a really good way. In dod which is fully automatic the aod performs a 1 2 3 4 upshift as vehicle speed increases. There are two types of throttle valve control systems used with the aod. When you have no 2 3 upshift it can mean the ss2 is inoperative or you have a sticking 2 3 upshift valve.
The advent of ford aod transmissions. Assuming the transmission shifts 1 2 and then stays in second gear without ever neutralling out the most likely cause would be a stuck 2 3 shift valve in the valve body. If you get a harsh 2 3 upshift the problem is likely the 2 3 accumulator or excessive line pressure. Transmission problem 1989 ford f250 four wheel drive manual 80000 miles i have got a 1989 ford f 250 73 liter diesal straigh drive. If im shifting manually not doing 1 d 1 shuffle i still do not get third. Transmission will not shift from 2nd to 3rd gear aod automatic.
Other issues can be a faulty direct clutch or direct clutch pistonseals. The valve body kit is intended to modify a properly functioning transmission not to repair a problem. Refer to aod valve body kit faq 1. Clutch transmission differential axle transfer case aod no 2 3 shift hey guys i have a 90 e 150 van with an aod that lost the 2 3 shift. Ive been working and looking into this issue for almost 4 days. If im shifting manually it will shift fine into second a little weirdly but rpms drop normally.
At 40 mph the aod is designed to shift into overdrive lockup on the smaller input shaft into the direct clutch.
Gallery of Ford Aod No 2 3 Shift
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