How does the door lock work on a Mercedes 124?

How does the door lock work on a Mercedes 124?

The 124’s use of electric solenoids operated by switches in the door and trunk/tailgate lock cylinders and controlling vacuum to the actuators is both complex and somewhat confusing. It took me several hours to get my ’87 fixed (the PO had boogered the connections badly while installing an after-market alarm).

How do you open the trunk of a Mercedes Benz?

You will need to slide the locking tab with your thumb and pull out the metal key. Step 2. Insert the key into the trunk lock cylinder. Step 3. Turn the key until you hear the trunk pop open. Note: Avoid jump starting your Mercedes-Benz by connecting the jumper cables directly to the battery.

Why is my key not working on my Mercedes?

Maybe your key fob isn’t working or car battery is dead and you are trying to unlock the trunk of your Mercedes-Benz. If your car battery is dead or the key fob remote has stopped working, you won’t be able to unlock your Mercedes-Benz or open the trunk. Keys locked in the trunk How to open Mercedes trunk.

How do you open the hood of a Mercedes?

Get a locksmith to open one of the doors then follow these steps. Release hood by pulling on the hood release lever on the side of the dashboard. Next, open the hood. All Mercedes-Benz model year 2000 and newer have a jump start terminal inside the engine bay.

How does a Mercedes Benz door lock work?

These cars use a vacuum operated system to lock and unlock the doors. The system uses a vacuum pump mounted under the passenger seat to either suck or blow air through lines to each door. At each door, there is a vacuum diaphragm that over time can leak and eventually fail.

Why does my 2005 Mercedes Benz S600 not lock?

2005 S600, doors won’t lock and unlock, soft close doors don’t work, rear headrests won’t go down, trunk won’t open. Problem with pneumatic system, auto assist doors don’t work, trunk doesn’t close properly unless you pull switch in hole inside to the left, driver door unlocks much slower than rest. Doors won’t lock or open. Truck does not open.

How to replace the Mercedes W210 door lock actuator?

Now pry out the plastic tab holding the IRE sensor wiring harness to the door (green arrow). Also cut the zip-tie holding the harness to the mounting tab on the left of the door airbag (purple arrow). Pull off the vacuum connection going to the door lock actuator (yellow arrow). Use caution when pulling the vacuum line off.

You will need to slide the locking tab with your thumb and pull out the metal key. Step 2. Insert the key into the trunk lock cylinder. Step 3. Turn the key until you hear the trunk pop open. Note: Avoid jump starting your Mercedes-Benz by connecting the jumper cables directly to the battery.