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4.23.3
Mixing ratio:
Caution
Use only distilled water for mixing coolant additives. The use
of distilled water ensures optimum protection against corro‐
sion.
Frost protection to
Coolant additive
portion
Distilled water
-25 °C
approx. 40%
approx. 60 %
-36 °C
approx. 50 %
approx. 50 %
4.24
Diesel fuel filter: draining
Note
Applies only to vehicles with PR number 1A8.
Description of work
Caution
♦ Ensure that no diesel fuel contacts other components in
the engine compartment. Clean immediately, if necessa‐
ry.
Note
Please observe disposal instructions!
– Fit a suitable hose onto banjo bolt -arrow-.
– Start the engine.
– Carefully loosen banjo bolt -arrow- until water escapes.
The water is drained from the diesel fuel filter due the system
pressure.
– When diesel fuel escapes, tighten banjo bolt, and pull off hose.
– Tighten banjo bolt to specified torque.
Torque setting
Nm
Banjo bolt
8
Tiguan 2016 ➤ , Tiguan RUS 2017 ➤
Maintenance - Edition 08.2017
4. Descriptions of work:
67
