Draining the coolant from the low-temperature coolant circuit
WARNING:
Hot surfaces
.
Risk of burning!
Risk of burning!
- Perform all work only on components that have cooled down.
WARNING:
Hot fluids
.
Risk of scalding!
Risk of scalding!
- Conduct all work in the vehicle wearing appropriate personal protective equipment only.
CAUTION:
Materials harmful to health
.
Contact with fluids harmful to health!
Contact with fluids harmful to health!
- Note and follow safety instructions on containers.
- Conduct all work in appropriate personal protective equipment only.
NOTE:
TECHNICAL INFORMATION
Filling without the vacuum filling equipment (watering can filling) is not permitted .
If this is not observed, there is a risk of component damage or engine damage.
The filling specification must be observed.
It is essential to visually check the vacuum filling equipment before use to check that it is functioning correctly and clean.
It is not permissible to operate the vehicle if the filling procedure has not been fully completed. Otherwise there may be functional limitations (degradation) or overheating.
A bleeding procedure is required after a part has been exchanged in the cooling system and/or after refilling the cooling system.
Filling without the vacuum filling equipment (watering can filling) is not permitted .
If this is not observed, there is a risk of component damage or engine damage.
The filling specification must be observed.
It is essential to visually check the vacuum filling equipment before use to check that it is functioning correctly and clean.
It is not permissible to operate the vehicle if the filling procedure has not been fully completed. Otherwise there may be functional limitations (degradation) or overheating.
A bleeding procedure is required after a part has been exchanged in the cooling system and/or after refilling the cooling system.
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Preliminary work
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
WARNING:
Hot fluids
.
Risk of scalding!
Risk of scalding!
- Conduct all work in the vehicle wearing appropriate personal protective equipment only.
CAUTION:
Materials harmful to health
.
Contact with fluids harmful to health!
Contact with fluids harmful to health!
- Note and follow safety instructions on containers.
- Conduct all work in appropriate personal protective equipment only.
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
- Detach the sealing cap (1) from the coolant expansion tank of the low-temperature coolant circuit.
- Unlock and loosen coolant line (1).
- Drain, catch and dispose of coolant.