In this final step in our series on the 7G ECU electrics plate, we will fill the transmission with fluid and test drive the vehicle.
Mercedes-Benz 722.9 transmissions, also known as the 7G tronic, have been in production from model year 2003 to present. This 7 forward speed transmission with 2 reverse gears has been known to have some common problems that require servicing of the internal, valve body and ECU electrics plate. Please be aware that the ECU plate is a theft deterrent part on vehicles fitted with this 7G transmission, and a locksmith license (LSID) will be required when purchasing Theft Relevant Parts (TRP).
When a fault occurs in the ECU electronics plate also known as a conductor plate, fault codes for the Turbine Speed Sensor may be present along with symptoms like; improper shifting, Limp Home Mode all accompanied by a malfunction indicator lamp (MIL). For a complete description and list of possible fault codes please refer to our help document or contact support.
Error Code 0717 - The signal from component Y3 / 8n1 (turbine speed sensor (VGS)) is unavailable.
Error code 0718 - The component Y3 / 8n1 (turbine speed sensor (VGS)) is defective.
Error code 2767 - The signal from component Y3 / 8n2 (Internal speed sensor (VGS)) is unavailable.
Error code 2768 - The component Y3 / 8n2 (Internal speed sensor (VGS)) is defective.
(this data included in text, no in the video)
iSCAN makes complex functions simple. Check our other videos and articles for more helpful tips and procedures for Mercedes-Benz vehicles.
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