Seat Ateca 2017 Workshop Manual page 163

4 cyl. petrol engine (1.8 l and 2.0 l with direct injection, 4 V, exhaust gas turbocharger, timing chain,
14 - Bolt
❑ Renew
❑ Loosening ⇒ page 155
❑ Tightening sequence
15 - Inlet camshaft
❑ Removing and fitting
❑ Check radial play with a Plastigage thread (with roller rocker arms removed)
❑ Radial clearance: 0.024 ... 0.066 mm
❑ Maximum eccentricity: 0.04 mm
16 - Dowel pins
17 - Dowel pins
18 - Inlet valve
❑ Do not rework. Only lapping in is permitted.
❑ Valve mass ⇒ page 199
❑ Checking valve guides
Loosening cylinder head cover
– Loosen cylinder head cover bolts in the sequence -1 ... 6-.
Tightening sequence for cylinder head cover
Note
Renew bolts that are tightened with turning further angle.
♦
Take care to keep cylinder head cover level.
♦
– Tighten bolts in stages in the sequence shown:
stage Bolts
1. -1 - 6-
2 -1 - 6-
3. -1 ... 6-
⇒ page 155
⇒ page 158
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⇒ page 198 .
respect to the correctness of information in this document. Copyright by SEAT S.A.
Specified torques/turning further an‐
gle
Screw in by hand in several stages as
far as stop
8 Nm
Turn 90° further
Ateca 2017 ➤ , León 2013 ➤ , León ST 2013 ➤
EA 888 III. Gen) - Edition 10.2018
155
4. Valve gear