Volkswagen Passat 1995 Official Factory Repair Manual page 4267

Work descriptions
scale - 1 - of refractometer is designed for coolant additives
-G 12- according to TL "VW 774 D" and -G 11- according to
TL "VW 774 C" .
scale - 2 - is designed for coolant additive -G 13-.
Note:
Coolant additive G 13 is currently used only in
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vehicles of type "L 80" .
Freeze protection additives protect against frost to
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about -25 C (about -35 C in arctic climates).
If for climatic reasons greater freeze protection
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protection is required, amount of G 12 can be
increased, but only up to 60% (freeze protection
protection to about -40
protection protection and cooling effectiveness will be
reduced.
- If freeze protection protection is insufficient, drain off
required quantity shown in freeze protection protection table
( 01-5, Freeze protection protection table
coolant additive G 11 or G 12.
Note:
Observe disposal regulations!
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Freeze protection protection table
- Check coolant additive concentration after test drive
again.
Freeze protection protection to
Actual value
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.ME01.01.5
C), otherwise freeze
) and add
C (F)
Specified value
Quantity difference in Liters
4-cyl.
engine
Page 37 of 83
6-cyl.
engine
12/7/2004