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12 - Air conduction tube
⇒ “2.2 Removing and installing the air intake pipe”, page 199
13 - O-ring
❑ renew
❑ Before installing, lightly moisten O-ring with clean engine oil
14 - Bolt
❑ Thread-forming
❑ Fit and screw in bolt by hand so that it is screwed into old thread. Then tighten the screw with the stated
torque
❑ 7 Nm
15 - Retaining clip
❑ for air pipe
16 - Throttle valve control mechanism - GX3-
❑ comprising:
Throttle valve control mechanism - J338-
Throttle valve drive (electric power control) - G186-
Throttle valve drive angle sender 1 (electric power control) - G187-
Throttle valve drive angle sender 2 (electric power control) - G188-
❑ cleaning
– After throttle valve module - GX3- has been renewed, it must be re-adapted to engine control unit - J623- .
Use vehicle diagnostic tester
17 - Oil seal
❑ renew
18 - Vacuum line
19 - O-ring
❑ renew
20 - Vacuum line
21 - O-ring
❑ renew
Intake manifold - tightening torque and sequence
– Tighten bolts in stages as follows:
stage
Bolts
Tightening torque
1.
-arrows-
Starting in centre, screw in bolts alter‐
nately by hand until they make contact
2.
-arrows-
Starting in centre, screw in bolts alter‐
nately: 8 Nm
4.2
Removing and installing intake manifold
Special tools and workshop equipment required
León 2013 ➤ , León ST 2013 ➤
4-cylinder petrol engine (1.2 l direct injection, 4 V, turbocharger, EA211) - Edition 02.2017
4. Intake manifold
229
