Mercedes stuck in gear, limp mode, hard shift problems 722.6 transmission conductor plate. Oil leak. Mikes Mercs and other cars 8.2K views 10 months ago How To Reset TCM Transmission
In this case, check the transmission fluid level first. Low fluid can lead to a transmission that shifts hard. It’s important to find out why the fluid is low and fix any problems. It could be a leaky seal or other mechanical defect. Otherwise, adding new fluid won’t ultimately solve the problem.
There are a few reasons why your Mercedes-Benz transmission won't go into reverse the most common reasons are: Shift lock solenoid - the shift lock mechanism stops the driver from being able to take the Mercedes-Benz out of park when the engine is off. It also stops the driver from being able to select a gear without depressing the brake pedalThe other common possibility of your problem is the circular connector could be fluid in the connection, so after the drainage of the fluid. Remove the connector, and inside should be dry, and the failure of this is why the fluid wick's-up in to the TCM. I would replace the connector too
Mercedes uses a two-wire system, which allows two data streams. One handles communication for the primary modules for major components like the engine (PCM), transmission (ETC), ABS, ESP (electronic stability protection) and ASR (acceleration slip reduction), and other systems designed to protect the driver against making bad driving decisions. How it's working?After put metal thing in connector transmission normal working, but you don't need block transmission on 4 gear.Transmission normal shift ge NNhxIh.