Removing and installing seat occupied recognition: VW Touareg II

🧭 Before you start

Fits: VW Touareg II (7P, 2010–2018)

• Renewed: all self-locking bolts

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• In vehicles fitted with a through-loading aperture, it is sufficient to fold the backrest forwards. It is not necessary to remove the backrest.
• Electrical connectors on pressure sensor for seat occupied recognition G452 and seat occupied recognition control unit J706 may be separated.
• Ensure electrical connector is pushed fully onto stop and engages audibly.

📋 Procedure

1. ⚠ The replacement part (service kit) for seat occupied recognition is already pre-calibrated and must not be separated under any circumstances. The service kit consists of the:Seat occupied recognition control unit J706Pressure sensor for seat occupied recognition G452Mat for seat occupied recognitionSeat padding — Before removing seat, move seat height adjustment to centre position.
2. Remove front passenger seat .
3. Disconnect battery ground cable with ignition switched on Electrical system27. [Note: In vehicles fitted with a through-loading aperture, it is sufficient to fold the backrest forwards. It is not necessary to remove the backrest.]
4. Remove front backrest . [Note: Electrical connectors on pressure sensor for seat occupied recognition G452 and seat occupied recognition control unit J706 may be separated.]
5. Using a narrow screwdriver, carefully press pressure sensor for seat occupied recognition G452(item 3) from bracket (arrow).

6. Open guide (1) for seat occupied recognition pressure hose and free pressure hose (2).
7. Release retaining spring (1) and swivel seat occupied recognition control unit J706(item 2) out of mounting.
8. Remove electrical connector (4) from bracket; to do this, press locking detent and pull electrical connector out from bracket.
9. Open retaining tab on guide (5) for electrical wiring harness (arrow) and free electrical wiring harness (3).
10. Remove front seat cushion cover and padding
11. Carefully remove retaining clips (1) and (3) for front seat occupied recognition mat from seat pan using removal lever80 - 200.
12. Remove cover with padding for seat pan; to do this, first guide pressure sensor for seat occupied recognition G452 out through opening in seat pan.
13. ⚠ Risk of damage!The pressure hose and the mat for seat occupied recognition must not be kinked. — Remove cover with padding for seat pan with mat (2) for seat occupied recognition and pressure sensor for seat occupied recognition G452.
14. Clean threads for self-locking bolts with, for example, a thread tap.
15. Renew all self-locking bolts. [Note: Ensure electrical connector is pushed fully onto stop and engages audibly.]
16. ⚠ Battery must be connected with ignition switched on. If pyrotechnical components (e.g. airbag, seat belt tensioners) are repaired incorrectly, undesired triggering may occur after connecting battery. Ensure that nobody is in vehicle when connecting battery. — Reconnect battery ground cable with ignition switched on Electrical system27.
17. In "“ODIS service”", select "“Guided fault finding”".
18. "“Body”"
19. "“General body repairs”"
20. "“Diagnostic capable systems”"
21. "“Airbag”"
22. "“Airbag functions”"
23. "“Basic settings for seat occupied recognition”"

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