Steering column electronics control unit J527 ► 10.2009 — VW

🧭 Before you start

Fits: VW Passat CC (357, 2008–2012), VW CC (358, 2012–2017)

• Special tools named: locking bar

Don't miss

• The connectors for airbag coil connector and return ring with slip ring F138 and steering angle sensor segment sender will be disconnected automatically when pulling off.
• Ensure when fitting the connector that none of the pins get bent and that the connector engages audibly.

📋 Procedure

1. Disconnect battery .
2. ⚠ Danger of triggering airbag!Improper handling of the airbag unit may trigger the airbag!Observe safety measures when working on the airbag Technical data00Safety instructions; Airbag safety instructions. — Remove steering wheel Steering48Steering wheel; Removing and installing steering wheel.
3. Remove steering column trim Interior equipment68Storage compartments/covers; Removing and steering column trim.
4. Remove securing bolt (2) on steering column electronics control unit J527(1).
5. Release connector (1) on right side of control unit by pressing the release button (2) in direction of arrow and pull connector (1) off steering column electronics control unit J527(3).

6. Release connectors (2) and (3) on left side of control unit by pressing the release buttons (4) and pull connectors (2) and (3) off steering column electronics control unit J527(1).
7. Release fasteners (arrows) on right side of steering column electronics control unit J527.
8. Release fastener (arrow) on left side of steering column electronics control unit J527.
9. Carefully pull steering column electronics control unit J527 downwards off steering column combination switch E595. [Note: The connectors for airbag coil connector and return ring with slip ring F138 and steering angle sensor segment sender will be disconnected automatically when pulling off.]
10. Release connector (1) by pulling on securing button (arrow A) and pull connector (1) off steering column electronics control unit J527.
11. Pull locking bar (3) out of connector (2).
12. Unclip (arrow B) connector (2) and disconnect from steering column electronics control unit J527. [Note: Ensure when fitting the connector that none of the pins get bent and that the connector engages audibly.]
13. Connect vehicle diagnostic tester.
14. Select "“Guided fault finding”" mode in vehicle diagnostic tester.
15. Using "“GoTo”" button, select "“Functions/component”" and the following menu options in succession:

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