AE[edit]. 5 Speed Automatic Transmission. I6 and V8 versions similar. However V8 versions have slight internal upgrades to handle. One of the most common misconceptions about the IS (and other cars that share the 5 speed Lexus automatic) is its ability to handle some. AE AT (RMU). TERMS. ABBREVIATIONS USED IN THIS MANUAL. Abbreviations. Meaning. A/T. Automatic Transmission. ATF. Automatic Transmission.

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One other thing I do is retard timing during the shift. There is one way around this — the snow button. Well, I q650e a bunch of research and found that it is a delicate balancing transmisssion to make these transmissions work right with some real power behind them.

His experience ranges from legal affairs reporting to covering the Middle East. If there is enough debris to clog the filter, you have a serious problem somewhere else in the transmission.

Unlike the AE counterpart which is electronically controlled, the AL uses a plastic governor gear to select which gear to go into. For example, when the transmission upshifted transmisson third gear with the throttle at 50 percent, the transmkssion was 37 mph in “Normal” mode and 47 mph in the “Power” mode. Full automatic 4-speed transmission with converter lock-up.

About the Author Rob Wagner is a journalist with over 35 years experience reporting and editing for newspapers and magazines.


Three Possible Problems You May Experience With The A650E Automatic Transmission

The A45DE, like the AE, provided conventional automatic mode or a manual mode to determine shift points. The IS ‘s performance was excellent with the automatic, achieving zero to 60 mph in less than seven seconds. Views Read Edit View history. Aluminum has also replaced steel on gear tooth surfaces.

Toyota A transmission – Wikipedia

Replacement of this governor gear is relatively inexpensive compared to a replacement transmission as transmissino can be serviced without taking the transmission out of the car. This is the rod that goes from the shifter to the transmission. Anything metal that fits inside the accumulator will work.

A650r power using the stock internals should be limited to significantly higher than the standard AE used with the 2JZ-GE normally aspirated engine. It was also available in the entry-level IS and the high-end, full-size to LS and LS There could be a loose or broken wire somewhere in the circuit.

August Learn how and when to remove this template message. An instantaneous hit of power is much harder on the sprag than applying the power smoothly. Everyones mileage will vary, no doubt, and part of its longevity rests with x650e, the driver, but this will be the best thing you can do without spending a ton of money.

One more quick mod ttansmission to this is to simply turn line pressure up. By using this site, you agree to the Terms of Use and Privacy Policy. Accumulators are the small piston like devices that allow fluid to accumulate, in order to dampen shifts. Use the transmission selector buttons to maintain the gear you want.


There is no need to be chirping tires for a quarter throttle shift. This article transjission not cite any sources. The torque converter can lockup from 2nd to 6th gears. Lexus IS Review Pressroom: Please help improve this article by adding citations to reliable sources. Yet, potential buyers noted that while the AE was fine, the IS lacked a manual transmission.

Drop a hammer on a piece of glass versus lay a hammer on a piece of glass. That was attempt 2.

In the IS models, it featured a redesigned electronic control unit to maximize fuel efficiency and give smoother shifting. The fact is, they make the transmission slam into gear pretty much every single shift.

The easiest way to check them is to attach a pressure gauge to the pressure port on the transmissions. There are two ways around this — raise the rev limiter or make it shift faster.