2012–2018 Audi A6 / A7 Ignition / Start-Stop Switch Used OEM 4G1905217A

Genuine Audi used OEM ignition / start-stop switch (part number 4G1905217A). This switch is part of the push-button start system and is typically mounted in the center console. A failing switch can cause starting issues, no crank, or intermittent power to various systems. Replacing it restores proper start/stop functionality and reliable ignition control.

Details:

• VIN: WAUBHC4G5CN026396

• Part Number: 4G1905217A

• Category: Audi Interior / Electrical / Ignition & Start System

• Compatibility:
   • Audi A6 (C7) 2012–2018
   • Audi A7 / S6 / RS7 models that share the same engine start / ignition switch architecture

• Position / Function: Center console push-button start / ignition switch -- activates starter, manages start/stop state of engine

• Alternate / Variant Codes: Also listed as 4G1-905-217-A in Audi parts catalogs

• Condition: Used OEM -- inspect the switch surface, internal contacts, and mounting interface. Test the switching function, output continuity, and ensure it reliably toggles between “off,” “on,” and “start.”

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