Mercedes-Benz GLK-Class: Changing the battery
You require a CR 2025 3 V cell battery.
- Take the mechanical key out of the SmartKey ().
- Press mechanical key 2 into the opening in the SmartKey in the direction of the arrow until battery tray cover 1 opens. When doing so, do not hold cover 1 shut.
- Remove battery tray cover 1.
- Repeatedly tap the SmartKey against your palm until battery 3 falls out.
- Insert the new battery with the positive terminal facing upwards. Use a lint-free cloth to do so.
- Make sure that the surface of the battery is free from lint, grease and all other forms of contamination.
- Insert the front tabs of battery tray cover 1 and then press to close it.
- Insert the mechanical key into the SmartKey.
- Check the function of all SmartKey buttons on the vehicle.
Checking the battery
Press the or
button. The battery is working
properly if battery check lamp 1 lights up briefly
If battery check lamp 1 does not light up briefly during the test, the battery
is discha ...
Problems with the SmartKey
Problem
You cannot lock or unlock the vehicle using the SmartKey.
Possible causes/consequences and Solutions
The SmartKey battery is discharged or nearly discharged.
Try again to lock/unlock th ...
See also:
Auto-Down Feature
The driver’s and front passenger’s (if equipped for passenger
side) power window switches have an “Auto-
Down” feature. Press the window switch past the first
detent, release, and the wi ...
Engine (ignition) switch (vehicles with smart key system)
Performing the following operations when carrying the electronic
key on your person starts the engine or changes “ENGINE START
STOP” switch modes.
■ Starting the engine
The engine can be ...
Checking the engine oil
Refer to scheduled maintenance information for the appropriate
intervals for checking the engine oil.
1. Make sure the vehicle is on level ground.
2. Turn the engine off and wait 15 minutes for t ...
