The age-old problem of the torque converter clutch killing the engine at a stop in gear seems never to go away. It has been a problem that we’ve been...
Street Smart
Does anybody remember the Jetsons? How everyone cruised around in flying cars that folded up into a suitcase? Pushing buttons and voilà, dinner was served...
The Toyota A340E transmission has been around since 1985. The transmission was used behind four- and six-cylinder engines. It is not uncommon for this...
Both “displacement on demand” (DOD), and “active fuel management” (AFM) systems have been around for some time. These systems control two cylinders on...
The first of the 8-speeds was the AA80E, which appeared in the Lexus GS 460 2008-11, Lexus IS F 2008-14, and Lexus LS 460 2007-14. That was followed by the...
Over 30 years ago, back in the day when I was being taught the ins and outs of rebuilding, I was working for my brother Ken “Racer” Brown at Brown’s...
The Harsh 2-1 Down Shift With Lexus… It’s The ECM
Over the last two years I’ve been keeping track of this harsh 2-1 downshift complaint on Lexus...
Why is my transmission suddenly overheating? In this case the dodge truck is a 2008, 6.7 R3500 with a 68RFE. That should be perfectly fine to tow a small bass...
The 6T40 generation 3 upgrade is mainly aimed at improving fuel economy. The gearbox features changes to the line pressure control system, oil level control...
A Toyota Tundra, equipped with a 5.7L engine and an AB60E transmission, was dropped off with a complaint of no 5th and 6th gears. A road test revealed the...
In this article, we’re going to take a look at some of the basic diagnostic and repair procedures for GM’s AF50 transmission. As always, having the right...
Let’s take a look at some of the changes GM made with the Aisin 8-speed FWD.
One of the first things that’s different is GM integrated the park neutral...
Remember the good old day’s when you just opened the hood pulled out the dipstick, wiped it off, stuck it back in, and pulled it out? Just like that, you...
Welcome back for part 2 of beyond the valve body for the U880E. In the January/ February issue, we disassembled this unit down to the C-1 clutch.
One piece of...
The Toyota/Lexus U880E was first introduced in the 2013 Lexus RX350 sport. Since then it’s become quite popular; BMW began using it in 2015 under the name...
The Toyota/Lexus U880E was first introduced in the 2013 Lexus RX350 Sport. Since then, it’s become quite popular: It’s currently being used by BMW since...
One of the first you need to know when diagnosing and fixing any transmission is to understand how it works. Once you understand what does what and when it’s...
Each year we see manufacturers adding more gears to familiar transmissions, all in an effort to coax more miles out of each gallon of gas. In 2013...
The Ford Torqshift came out in 2003 and over the years has exhibited its share of problems.
The original solenoid body may have one or five pressure switches...
A common call to the ATRA HotLine has to do with solenoid circuit problems. Most of you have been dealing with these types of problem for years. Many of you...
