Zf suggests this be replaced on every valve body rr. It has been reported, that resurfacing the valve body and chemically stripping the remaining gasket, has. Unscrew 10 torx socket bolts and remove valve body. This comprehensive kit is what you need to undertake the job from start to finish, whether you have the mercedes star diagnostic system or not. The overall seal heights on these vary depending on application. If these parts fail they will require replacement in order to extend the life of the transmission. At the conclusion of th is module, you will be able to. I need valve body check valves location or layout plan. Check out following pdf with description of which solenoid control which. These units are failing so often that the dealer has restricted selling them even in their own shop. This video shows how to install a rebuilt mercedes benz conductor plate or transmission control module on your 722.
Mb issued a bulletin concerning this problem early last year. Although the preferred method of putting these parts back into. This is a significant cost increase over just buying the tcm. Get the best deals on automatic transmission parts for mercedesbenz ml320 when you shop the largest online selection at. Complete repair and reprogramming backed by 1 year warranty. Mercedes click on sonnax part numbers to see more information. In this video, i overhaul the valvebody from the 2005 mrecedes. Standard port, female threaded end valve constructed.
If the code points to the speed sensor, more than likely is. This video provides an overview as to what is involved when replacing the electronic speed sensor plate in the 722. Mercedes first introduced the 722 models in model year 1980. Every car owner with automatic transmission inevitably faces the fact that when a serious mileage of 100150 thousand kilometers is reached, the box does not behave as perfectly as. This manual covers the procedures necessary to overhaul and repair both of these units. I do not even come close to maxing out the stock valve body though. Defective valve body and conductor plate issues have effected many mercedesbenz cars equipped with 722. You will note that the regular six bolt pan plate has a large opening where as the 190e opening is split. Automatic transmission parts for mercedesbenz ml320 for. Before andor after rebuild, any mercedes equipped with the 722. This means that historically useless transmissions, valve bodies, and tcus can now be made serviceable again.
Hard parts free delivery possible on eligible purchases. If swapping shift soleniods skip steps 816 these deal with peformance valve body exchange 8. Oct 25, 2015 in this video, i overhaul the valvebody from the 2005 mrecedes. 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. This manual also covers the differences between the units in the valve body and governor. Solenoids and body itself are very sensitive to hot temperature. In other instances, the valve body sections need to be pried apart, which often delaminates the gasket.
This part improves the way the transmission shifts and increases line pressure. What that means is that the tcu can not be from a used car. Depending on operating conditions, oil flow is controlled to various points in transmission and pressure is adapted to requirements. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. If you are making a ton of power some valve body changes may be required. Please make sure your tcm and other parts integrated on the plate are in good working condition.
The top countries of suppliers are china, taiwan, china, and malaysia, from which the percentage of 722. Answered by a verified mercedes mechanic we use cookies to give you the best possible experience on our website. In this video, i go through the process of opening, cleaning,checking and reassembly of the 722. If there in oil will be some of shavings, the automatic transmission fast gets overwarm and get out of work. Transmission shift upgrade valvesvalve body knowledge. Spring installs into the case, followed by the thermal. I understand mercedes had lots of issues with the conductor plate, and shift solenoids. Pl2018main effective february 5, 2018 deacon industrial supply. Transmission parts automatic transmission kits foreign germany mercedes mercedes 722. Valve body recalibration kits 165h valve body kit diesel 722. With more than 40 layouts to choose from, these convenient, goto reference guides are valuable resources for any shop. Displays an exploded view location guide for individual valve trains. The kit includes the conductor plate, filter, gasket, and valve body bolts. The combination air valve shall combine the operating features of both an air and vacuum valve and an air release valve in one housing.
Yes i bought complete new valve body whit conducter plate and. For the vgs1 version, you must purchase the conductor plate and the valve body, if buying new. You can get broken valve body, if you use not highquality oil or if you drive very aggressive. We have illustrated the separator pl ate id in figure 1 for both the regular 722. The early plate will not fit the late valve body, however, the late model plate will fit the early model valve body. Mechanical piping systems general product catalog victaulic.
This part does not include the black plate or the tcm. An electronic control module on the left rear side of the transmission just above the pan rail which operates a shift control valve and its position is monitored by a position sensor. Complete valve body with conductor plate mercedesbenz will no longer sell 722. The cause may be, a stuck or sticking accumulator switching on control valve, a collapsed or broken accumulator switching on control valve spring, a missing, cut, or.
The victaulic vic press system for joining schedule 10s type 304 l stainless. Identifies symptoms and recommended solutions for quality rebuilds. The entire video series is included free of charge when you purchase the 722. Valve body valve body receives inputs from selector lever position, mode selector switch, accelerator pedal position control pressure, intake manifold vacuum, kickdown function if activated and vehicle speed. Aug 08, 2015 in this video, i go through the process of opening, cleaning,checking and reassembly of the 722. To determin if you have a vgs 1,2 or 3 valvebody, here are what the last 4 numbers are to the mb part number. To order a part, the dealer must submit a request with computer scans and. Automatic transmission parts for mercedesbenz ml320. Transmission shift upgrade valvesvalve body knowledge base.