3. Using a key in your car’s door. The key can be used to deactivate Toyota immobilizer by opening the door and then turning the key to the ON position. When the key enters the immobilizer for about 25-30 seconds for the first time, it can recognize that it is the right key.
Each key has a small cylindrical module inside it. If you open your remote key you can see it. The plastic key has it embedded in the upper end. This chip is powered by a coil around the ignition key and transmits a rolling code to a module known as the EWS (Engine immobiliser). The range is measured in inches.
Resetting the anti-theft system on this truck is pretty straight-forward. Get into the driver's side seat and close, and then lock all the doors. Then, unlock just the driver's side door, and go ahead and place the key into the ignition and turn it to the ON position. Then turn it back off. Do this procedure 3 times.
you cannot disable the immobiliser. it is a system mercedes has put into to prevent theft. however, you can bypass the immobiliser (otherwise known as EIS, Electronic Ignition Switch) in order to switch ON the car, but you wont be able to start it.

Will disconnecting battery reset Immobiliser? Call to the dealer, this was their response: Disconnect the battery for one minute and then reconnect the battery this should reset the immobilizer system. To disarm the alarm system press the unlock button on the key fob.

What is Bike immobiliser? The engine immobilizer is an anti-theft system built in the engine ECU. It prevents the engine from starting without using vehicle’s authorized key. The engine can start only if the code in the transponder chip inside the key or Smart Key fob matches with the code in the engine immobilizer. UxRIv. 292 78 365 216 146 89 222 291 255

how do i disable immobilizer