2017-2020 Audi / Volkswagen Onboard Supply Control Module Wiring Connector / Pigtail

$24.99
Used
Donor2018 Audi TT · 2.0L · 62k miles
SKU: 578030 · 30-Day Returns
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Only 2 in stock — no guaranteed restock
Onboard Supply Control Module Wiring Connector / Pigtail — Used (SKU 578030)
Genuine OEM Used SKU: 578030 Donor Vehicle: 2018 Audi TT · 2.0L · 62k miles 2 photos
$24.99
30-Day Returns
Onboard Supply Control Module Wiring Connector / Pigtail — Used (SKU 713434)
Genuine OEM Used SKU: 713434 Donor Vehicle: 2018 Volkswagen ATLAS · 3.6L 2 photos
$24.99
30-Day Returns
  • Genuine OEM — real photos
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A used OEM Audi / VW Onboard Supply Control Module Wiring Connector / Pigtail, genuine part number 5Q0937085BM. This pigtail also replaces numbers 5Q0937085BN, 5Q0937085BQ, and 5Q0937085BP. It serves as the harness connector for the onboard supply control module, which manages power distribution to various electrical systems. When this connector fails, symptoms can include intermittent power loss to lights, windows, or other body electronics.

Specifications

Specifications for Onboard Supply Control Module Wiring Connector / Pigtail
Fits Vehicle ModelA3, A3 e-tron, Atlas, e-Golf, RS3, S3, TT, TT RS, TTS
Fits Vehicle MakeAudi, Volkswagen
Compatible OEM Part No 5Q0-937-085-BM, 5Q0-937-085-BN, 5Q0-937-085-BQ, 5Q0-937-085-BP
CategoryComputers / Modules

Compatible Vehicles

Fits 42 vehicle configurations across 2 makes, 2017-2020.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Audi

  • A3 2017-2020 · 14 variants
  • A3 e-tron 2017-2018 · 2 variants
  • RS3 2017-2020 · 4 variants
  • S3 2017-2020 · 4 variants
  • TT 2017-2019 · 6 variants 6 with notes
  • TT RS 2018-2019 · 2 variants 2 with notes
  • TTS 2017-2019 · 3 variants 3 with notes

Volkswagen

  • Atlas 2018-2019 · 4 variants 4 with notes
  • e-Golf 2017-2019 · 3 variants 3 with notes
View all 42 vehicle configurations — 18 with fitment notes
Full vehicle fitment list for Onboard Supply Control Module Wiring Connector / Pigtail
Year Make Model Trim Engine Note
2018 Audi A3 Quattro Sedan 2.0L l4 Turbo
2018 Audi A3 Quattro Convertible 2.0L l4 Turbo
2018 Volkswagen Atlas SUV 2.0L l4 Turbo For Vehicles with Production Date Between 07/03/17 and 09/24/18
2018 Volkswagen Atlas SUV 3.6L V6 For Vehicles with Production Date Between 07/03/17 and 09/24/18
2018 Audi A3 Convertible 2.0L l4 Turbo
2018 Audi A3 Sedan 2.0L l4 Turbo
2019 Volkswagen Atlas SUV 3.6L V6 For Vehicles with Production Date Between 07/03/17 and 09/24/18
2019 Audi A3 Convertible 2.0L l4 Turbo
2019 Volkswagen Atlas SUV 2.0L l4 Turbo For Vehicles with Production Date Between 07/03/17 and 09/24/18
2019 Audi A3 Sedan 2.0L l4 Turbo
2018 Audi S3 Sedan 2.0L l4 Turbo
2018 Volkswagen e-Golf Hatchback Electric Vehicle For Vehicles with Production Date Between 05/29/17 and 07/30/18
2017 Volkswagen e-Golf Hatchback Electric Vehicle For Vehicles with Production Date Between 05/29/17 and 07/30/18
2017 Audi A3 Quattro Sedan 2.0L l4 Turbo
2017 Audi A3 e-tron Hatchback 1.4L l4 Turbo
2017 Audi S3 Sedan 2.0L l4 Turbo
2017 Audi A3 Quattro Convertible 2.0L l4 Turbo
2017 Audi RS3 Sedan 2.5L l5 Turbo
2018 Audi A3 e-tron Hatchback 1.4L l4 Turbo
2018 Audi RS3 Sedan 2.5L l5 Turbo
2018 Audi TT RS Quattro Coupe 2.5L l5 Turbo For Vehicles with Production Date Between 05/29/17 and 06/04/18
2017 Audi A3 Convertible 2.0L l4 Turbo
2017 Audi A3 Sedan 2.0L l4 Turbo
2017 Audi TT Quattro Coupe 2.0L l4 Turbo For Vehicles with Production Date Between 05/29/17 and 07/02/18
2017 Audi TTS Quattro Coupe 2.0L l4 Turbo For Vehicles with Production Date Between 05/29/17 and 07/02/18
2020 Audi A3 Quattro Sedan 2.0L l4 Turbo
2020 Audi A3 Sedan 2.0L l4 Turbo
2017 Audi TT Quattro Convertible 2.0L l4 Turbo For Vehicles with Production Date Between 05/29/17 and 07/02/18
2018 Audi TT Quattro Coupe 2.0L l4 Turbo For Vehicles with Production Date Between 05/29/17 and 07/02/18
2020 Audi S3 Sedan 2.0L l4 Turbo
2018 Audi TTS Quattro Coupe 2.0L l4 Turbo For Vehicles with Production Date Between 05/29/17 and 07/02/18
2020 Audi RS3 Sedan 2.5L l5 Turbo
2018 Audi TT Quattro Convertible 2.0L l4 Turbo For Vehicles with Production Date Between 05/29/17 and 07/02/18
2019 Audi A3 Quattro Sedan 2.0L l4 Turbo
2019 Audi A3 Quattro Convertible 2.0L l4 Turbo
2019 Volkswagen e-Golf Hatchback Electric Vehicle For Vehicles with Production Date Between 05/29/17 and 07/30/18
2019 Audi RS3 Sedan 2.5L l5 Turbo
2019 Audi TT RS Quattro Coupe 2.5L l5 Turbo For Vehicles with Production Date Between 05/29/17 and 06/04/18
2019 Audi TT Quattro Convertible 2.0L l4 Turbo For Vehicles with Production Date Between 05/29/17 and 07/02/18
2019 Audi S3 Sedan 2.0L l4 Turbo
2019 Audi TTS Quattro Coupe 2.0L l4 Turbo For Vehicles with Production Date Between 05/29/17 and 07/02/18
2019 Audi TT Quattro Coupe 2.0L l4 Turbo For Vehicles with Production Date Between 05/29/17 and 07/02/18

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