Mercedes-Benz GL-Class: Refrigerant of the air-conditioningsystem
The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant.
Never use refrigerant R 12 (CFC) or
mineral lubricants. Otherwise, you could
damage the air-conditioning system.
Engine oil viscosity
Viscosity describes the flow characteristics
of a fluid. If an engine oil has a high viscosity,
this means that it is thick; a low viscosity
means that it is thin.
Select an engine oil with an S ...
Brake fluid
WARNING
The brake fluid constantly absorbs moisture
from the air; this lowers its boiling point.
If the boiling point of the brake fluid is too low,
vapor pockets may form in the brake ...
See also:
Engine compartment check locations
VK56VD ENGINE MODEL
1. Window washer fluid reservoir
2. Fuse/fusible link holder
3. Engine oil dipstick
4. Power steering fluid reservoir
5. Engine oil filler cap
6. Brake fluid reservoir ...
Locking with mechanical key
The power door lock system allows you to
lock or unlock all doors simultaneously
using the mechanical key.
► Turning the driver’s door key cylinder to
the front of the vehicle 1 will ...
Driving systems
Display messages
The red distance
warning lamp lights up
while the vehicle is in
motion. A warning tone
also sounds.
Possible causes/consequences and ►
Solutions
Risk of accident
The ...
