BMW 2 Series Owner's Handbook Manual page 323

Safety information
WARNING
If the cooling system is opened when the en-
gine is hot, coolant can escape and cause
scalding. There is a danger of injury. Only
open the cooling system when the engine
has cooled down.
WARNING
Additives are harmful to health and using
the wrong additives can damage the engine.
There is a danger of injury or material dam-
age. Do not allow additives to come into con-
tact with clothing, skin or eyes, and do not
swallow them. Only use suitable additives.
Coolant level
General
On factory delivery, the coolant may be over-
filled in the coolant tank. The normal level of
the coolant level is achieved by prolonging the
operating period.
The target coolant level is indicated by means
of the max. mark in the coolant filler neck of the
coolant tank.
For further information:
Overview, see page 311.
Checking the coolant level
1. Allow the engine to cool down.
2. Open the bonnet.
Opening, see page 312.
3. Turn cap on coolant expansion tank slightly
anticlockwise to allow the excess pressure
to escape.
4. Open cap on coolant expansion tank.
Online Edition for Part no. 01405A5E758 - VI/22
Operating fluids
5. The coolant level is correct if it is just below
the max. mark in the filler neck.
6. Tighten cap.
Topping up the coolant
1. Allow the engine to cool down.
2. Open the bonnet.
Opening, see page 312.
3. Turn cap on coolant expansion tank slightly
anticlockwise to allow the excess pressure
to escape.
4. Open cap on coolant expansion tank.
5. If required, slowly top up to the correct fill-
ing level; do not overfill.
6. Tighten cap.
7. Have the cause of coolant loss rectified as
soon as possible.
Disposal
When disposing of coolant and coolant
additives, comply with the relevant en-
vironmental protection regulations.
Washer fluid
General
All spray nozzles are supplied from one tank.
Use a mixture of tap water and screenwash
concentrate for the window washer system, if
necessary with the antifreeze additive.
MOBILITY
323