Adding Coolant
or if the coolant temperature
gauge indicates that the coolant is
overheated.
If coolant has to be added, a
50/50
mixture of water and MB
anticorrosion/antifreeze should be
added.
•
Do not remove pressure cap on
coolant reservoir if engine
temperature is above 194°F
(90°C). Allow engine to cool
down before removing cap. The
coolant
S320:
The drain plugs for the cooling system
are located on the right side of the
engine block and at the bottom of the
radiator.
reservoir contains hot fluid and is
under pressure.
S 420, S 500:
•
•
Using a rag, slowly open cap
approximately 1/2 turn to relieve
excess pressure. If opened
immediately, scalding hot fluid
and steam will be blown out
under pressure.
The drain plugs for the cooling system
are located on the right and left sides of
the engine block and at the bottom of
the radiator.
Checking Coolant Level
To check the coolant level, the vehicle
must be parked on level ground and the
engine stopped.
Anticorrosion/antifreeze, see
Coolants in Index.
Do not spill antifreeze on hot
engine parts. Antifreeze contains
ethylene glycol which may burn
if it comes into contact with hot
engine parts.
Check coolant level only when coolant
is cold.
Warning!
In order to avoid possibly
serious burns:
The coolant should reach the top of the
tab inside the filler neck.
•
Use extreme caution when
opening the hood if there are
any signs of steam or coolant
leaking from the cooling system,
107
| Categories | Mercedes-Benz Manuals, Mercedes-Benz S-Class Manuals |
|---|---|
| Document Type | Free PDF Owner's Manual Download. |
| Tags | Mercedes-Benz S320, Mercedes-Benz S420, Mercedes-Benz S500, Mercedes-Benz W140 |
| Model Year | 1999 |
| Download File |
|
| Document File Type | |
| Publisher | bayhas.com |
| Wikipedia's Page | Mercedes-Benz S-Class |
| Copyright | Attribution Non-commercial |
(4 votes, average: 4.25 out of 5)
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