This manual covers principles of operation, complete hydraulic circuit diagrams, valve body mapping passage identification for the valve body and all spacer plates. Service tip the ecm uses the can protocol for diagnostic communication. The leader in remanufactured valve bodies all valve bodies are run through a series of shift cycles at operating temperature, then precisely calibrated using stateoftheart valve body test equipment to verify. These transmissions are known by multiple names and codes, including. New post toyota a750e a750f transmission service and. This atsg toyota a750e a750f technical guide covers the following information which shows operational strategy of what gears are available in what range and also provides detailed information on valve body breakdown, theory of operation and component location and identification. In general, the 750f unit is adjusted quite accurately for the torque converter and the valve body. The a750e a750f is a five speed transmission equipped with three driving clutches, four holding brakes and three freewheels. Displays an exploded view location guide for individual valve trains. Toyota a750e a750f a760e a761e modified valve body.
It also includes a complete exploded view of the valve body and identification of all valves and springs. Cobra transmission 18002931848 performance and quality parts cobra transmission 18002931848 performance and quality parts created date. The actual procedure of refilling the oil was interesting, as it goes into the side of the trans body at the top, feeds its way down thru the clutchpacks and then finally drains into the transmission sump, which has a overflow type level plug at the bottom of the sump pan. Replace oe boost assembly this kit includes an increased ratio boost assembly and strong pressure regulator valve spring. They share much in common with volvos aw7 and aisinwarners 0371 transmissions, which are found in suzukis, mitsubishis, and other asian vehicles. Upper valve body, valve body disassembly bolt locations figure 3 d d d d d d a b b b b b b c c c c e g g g g g g g f e e h a750 series valve bodies a750e shown reset memory the engine control module ecm in these transmissions adapts to the conditions of the engine and trans.
The only difference between the a750e and a750f is in the extension housing and. Mark the sleeve and the valve body before you remove the assembly. For details, see the 2007 toyota tundra repair manual pub. They control line, clutch, and brake engagement pressure based on the signals received from the ecm. A750f transmission pdf a750f transmission pdf download. No doubt the transmission has failed, but given the lack of debris in the pan, the solid performance in 1st and 2nd gears, and the apparent durability of these transmissions, i wonder if i might be dealing with a valve body or electrical issue.
Toyota motor corporations a family is a family of automatic fwdrwd4wdawd transmissions built by aisinwarner. Fluid capacity and type, valve body and solenoids charts. There are no magnets in the oil pan to prevent metal from going into the valve body during bench repair. Ipt performance transmissions toyota a750ef modified valve body installation videoipt upgraded modified valve body toyota a750e. Toyota a750e a750f transmission atsg tech guide rebuild manual. Valve bodies of 750, 761 and 960 have been constantly modified, improving their design, therefore selection of valve bodies and solenoids for replacement is performed specifically for each car according to its vincode. When shift solenoid s2 is stuck off, the 4th to 5th upshift will have a large shift shock. Toyota a750ea750f transmission parts global transmission parts. Identifies symptoms and recommended solutions for quality rebuilds. Transmission repair manuals a750e \f rebuild instructions. A sticking valve in the valve body figure 3 figure 4 condition d position r position idling 5359 psi 7384 psi stall 196212 psi 188205 psi a750ef line pressure specifications toyotas a750e drops in. The looser the spring tension the softer the shifts. Toyota lexus scion upgraded performance automatic transmissions, torque converters and transmission parts.
Transmission 5 speed automatic write up with pics for second. Toyota atsg automatic transmission service group pdf free online in the. How to remove and replace the valve body for a toyota. Toyota a761e transmission repair manual rm1050u next post. The spring dimensions listed in figure 12 were observations from only one valve body, and may vary from one model to another. If you need to replace your valve body on your transmission, this video tutorial will show you how simple it is to do yourself. This is the only way to ensure they are functioning upon installation, with no sticking valves. Orient the oring spool last into the bore when the end plug is designated an outboard seal. Valve body kits free delivery possible on eligible purchases. Toyota a750e a750f transmission service and repair manual rm999u pdf free online.
Refer to figure 12 for valve body spring specifications. Must note locations of adjustable steps prior to removal. Lower valve body 1 the purpose of the pressure limit checkball is to exhaust pressure if it becomes too high figure. Transmission 5 speed automatic write up with pics for. That transmission isnt fixed until the valve body is right. Buy from global transmission parts and get fast shipping with every order. Take care to remove valve body first if the transmission is to be turned over probably before pulling out of the vehicle for repairs. The contaminate very easily and the valves end up sticking.
Sonnax valve body layouts provide a detailed overview of individual units making it quick and easy to determine whats available for the specific valve body youre working on. Toyota a442f repair manual pdf download manualslib. Chassis a750e and a750f automatic transmission ch5 solenoid valve sl1, sl2, slt and slu sl1, sl2, slt, and slu are used by the ecm to control hydraulic pressures in a linear fashion based on the current that the ecm causes to flow through their solenoid coils. Ipt upgraded modified valve body toyota a750e, a750f and 4x4 if you cannot find a shift kit for your a750e, a750f click here. Jan 05, 2018 before you replace the transmission check the valve body harness located on the driver side of the transmission, its somewhat common for water to get into the connector and corrode the pins, if its rusted you will need to replace the pig tail of the harness and the valve body harness which you can get at the dealership. A750f parts not pictured, kits, manuals, etc click on a section to see a detailed view. Toyota a750e a750f transmission service and repair manual rm999u pdf download. This focuses specifically on the valve body replacement of the toyota a750e or a750f model transmission, and can also be applied to the ab60e or ab60f transmission, which can be found in vehicles like the tundra, fj cruiser, 4runner, sequoia, and more. Now that weve covered all solenoids, control valves and checkballs in the valve body, reassembling the valve body should be a snap. The detailed steps below correlate to the quick guide steps.
At32 a750f automatic transmission automatic transmission system at harsh engagement 1st to 2nd 1. The oring will seal in the first interior wall or land of the valve body in this case. Valve body filter accumulators pan harness g h i j a761e photo 147. The 4l30e became so popular that other car manufacturers started using it. Follow our advise to extend the life of your toyota.
Overhaul kit, a750e 2wd, a750f 4wd 4 runner 80207, fj cruiser 0607, land. Some solenoids may be packed in fluid from the factory. Most well known for its use in the 4runner the a750f can be found in a handful of other toyota, lexus and suzuki vehicles. The oring will seal in the exterior wall of the valve body in this case. Refer to figure for solenoid body screen and retainer locations, and to figure 14 for the manual valve body retainer locations. It is found in toyota 4runner, tundra and land cruiser, fj cruiser as well as some lexus models. The leader in remanufactured valve bodies all valve bodies are run through a series of shift cycles at operating temperature, then precisely calibrated using stateoftheart valve body test equipment to verify proper operation of the pressurecontrol circuits.
Toyota a750ef 4runner, land cruiser, tacoma, sequoina. A750f transmission parts, repair guidelines, problems, manuals. A750e transmission parts, repair guidelines, problems, manuals. Gears magazine the source for transmission industry know how. Chassis a750e and a750f automatic transmission ch3 s no. Transgo refill valves for toyota a750 shift kit valve body.
The only difference between the a750e and a750f is in. The shift will knock your head into the rear window lol. Note the location of oe checkballs during disassembly. General the valve body unit consists of the upper no. When shift solenoid s2 is stuck on, the vehicle cannot drive in reverse. How to remove and replace the valve body for a toyota a750ef. Any thoughts, guidance, or suggestions would be greatly appreciated. A sticking valve in the valve body figure 3 figure 4 condition d position r position idling 5359 psi 7384 psi stall 196212 psi 188205 psi a750ef line pressure specifications toyotas a750e drops in and out of gear. Buy ratiotek rta750e valve body kit a750f a750e 0317. High quality toyota oem and aftermarket a750e a750f transmission parts.
Ipt performance transmissions toyota a750ef modified valve body installation video. A750f automatic transmission automatic transmission system at3 at g compare the ecm gear shift command and the actual gear position. Rebuild instructions transmission repair manuals a750e \f. This paperback manual covers the a750e a750f which was introduced in 2003 in the u. A750f transmission for sale, remanufactured rebuilt. Ipt valve body upgrade modification service re4r01a, re4r03a, re4f, etc. Click on a part number to view part variations, pricing, and availability. New post toyota a750e a750f transmission service and repair. Toyota a750e a750f transmission service and repair manual. Toyotalexus a750e, a750f, a760e, a760f, a760, a761e, a960e. Page 96 at83 automatic transmission valve body remove the lower valve body together with the valve body valve body assembly install valve body plate hint. Remove valve body oil strainer assembly a turn over the transmission. Sm valve body kits fix code 1870 fast easy to install low cost great results transcel inc. Shift kit valve body repair kit with tools fits 2003on a750ef 5 spd a760761eh, a960e, ab60ef 6 spd.
This adaptor case has its own valve body and even its own oil pan. Toyota a750e a750f transmission service and repair manual pdf free download. Use a small, flatbladed screwdriver inserted through the retainer post cavity to. Drop the valve body and block off the accumulators very easy to do. A750, a750e, a750f, 750e, 750f, tb50ls, aisin aw, aisin seiki, aisinwarner. Making a transmission shift hard is actually better for the clutching inside an automatic but can be hard on planetaries and other hard parts within the trans. You can find this transmissions on isuzu trooper and rodeos, bmws 3 and 5 series and probably a few more brands. The ecm uses the can protocol for diagnostic communication. Transmission repair manuals a750e f, diagrams, guides, tips and free download pdf instructions.
This 5 speed automatic transmission was built by toyota in the early 2000s and was in production for over a decade. Toyota transmission service and repair manual tacoma fj cruiser, tundra. Mazda f4ael 323 90up protege 9098 mk3 9295 kia sephia 9798 ford f4eat. Transmission repair manuals a750e \\f, diagrams, guides, tips and free download pdf instructions. Toyotalexus a750e, a750f, a760e, a760f, a760, a761e. Cobra transmission 18002931848 performance and quality parts cobra transmission 18002931848. A closer look at the toyota a750e valve body gears magazine.
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