Seat Ateca 2017 Workshop Manual page 270

Ateca 2017 ➤ , León 2013 ➤ , León ST 2013 ➤
4 cyl. petrol engine (1.8 l and 2.0 l with direct injection, 4 V, exhaust gas turbocharger, timing chain,
EA 888 III. Gen) - Edition 10.2018
The flushing process is now completed. Switch off the pump, and
switch off the engine.
Removing coolant flushing and filling device - VAS 531 007- :
– Open shut-off tap -B-, and leave it open so that the pressure
in the cooling system releases.
– Pull plug -3- off coolant expansion tank, and reconnect breath‐
er hose -2-.
– Use plug to seal flushing hose -1-.
– Remove valve block -1- and test adapter -2-.
– If anti-freeze protection down to approx. -36°C is required,
drain coolant expansion tank empty, and fill it with coolant
concentrate.
Note
The coolant flushing and filling device - VAS 531 007- can be used
for extracting coolant ⇒ page 263
– The coolant level must be at the »weld seam« -arrow-.
– Reattach electrical connector -1- on coolant temperature
sender - G62- -3-.
– Install air filter housing at its final installation position.
– Separating the connectors caused entries to be stored in the
event memory of the engine control unit. Clear event memory
⇒ Vehicle diagnostic tester.
– Tighten cap of coolant expansion tank until it engages.
– Then run engine at idling speed until radiator fan cuts in.
Check coolant level and frost protection
– If the frost protection is not sufficient, extract coolant from
coolant expansion tank. Set correct frost protection by filling
more coolant concentrate.
– After each time coolant concentrate has been filled, run engine
at increased engine speed for about 2 minutes, and check frost
protection again.
262
Rep. gr.19 - Cooling
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