Removing and installing curtain airbag with curtain airbag igniter N251/N252 — VW

🧭 Before you start

Fits: VW Jetta VI (16, 2010–2018); platform code AV2

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• The bolt (1) must be renewed.
• Ensure electrical connector is pushed fully onto stop and engages audibly.Ensure that no cables are trapped.
• If airbag warning lamp K75 indicates a fault following installation, event memory must be read, deleted and read again .

🔩 Torque settings

Values can differ between engine variants — check the code stamped on your block.

ℹ️ Always cross-check the exact figure against your vehicle's factory manual before final tightening — a wrong torque can damage the engine. These values are extracted from workshop data and may not cover every variant or revision.

📋 Procedure

1. ⚠ Follow safety regulations for pyrotechnic components .Follow disposal regulations for pyrotechnic components . — Lower moulded headliner (The moulded headliner is not removed from the vehicle, the front seats and front passenger door are not removed) .
2. Disconnect battery earth cable with ignition switched on Electrical system27Battery; Connecting and disconnecting battery.
3. Insert commercially available needle-nose pliers (5) into openings (1) and (2) of retaining clip (4)
4. Press pointed pliers together carefully (arrows). When you do this, the catches (3) of the retaining clips (4) are released.
5. Remove retaining clips (4) from body.

6. ⚠ Before handling pyrotechnic components (e.g. separating the electrical connector), the person handling them must "“electrically discharge”" himself/herself. To do this e.g. briefly touch the door striker plate. — Detach connector (1) from curtain airbag (2).
7. Detach clipping lugs (1) and (2) of curtain airbag from body.
8. Detach retaining clips (4) from body .
9. Unhook front and rear fixing links (3) from body.
10. Remove bolt (1) (4.5 Nm). [Note: The bolt (1) must be renewed.] — 4.5 Nm (3.3 lb-ft)
11. Remove clips (3) of curtain airbag (2) from body.
12. Detach retaining clips (4) from body .
13. Remove curtain airbag (2) from vehicle with the aid of a second mechanic. [Note: Ensure electrical connector is pushed fully onto stop and engages audibly.Ensure that no cables are trapped.]
14. ⚠ Battery must be connected with ignition switched on. If pyrotechnic components (e.g. airbag, seat belt tensioners) are repaired incorrectly, undesired triggering may occur after the battery is connected. Ensure that nobody is in vehicle when connecting battery. — Connect battery earth cable with ignition switched on Electrical system27Battery; Connecting and disconnecting battery. [Note: If airbag warning lamp K75 indicates a fault following installation, event memory must be read, deleted and read again .]

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