2019-2026 Audi Q7/Q8/RS Q8/RS6/RS7/SQ8 Fuel Pump Control Module 4M4906121B

OEM Part #: 4M4-906-121-B (4M4906121B)

$99.99
Used
Donor2021 Audi SQ8 · 4.0L · 47k miles
SKU: 700793 · 30-Day Returns
✓ Free Same Day Shipping on orders by noon CT
Programming required: this module must be coded to your VIN by a dealer or with the proper diagnostic tool before it will work.
Only 1 in stock — no guaranteed restock
Fuel Pump Control Module 4M4906121B — Used (SKU 700793)
Genuine OEM Used SKU: 700793 Donor Vehicle: 2021 Audi SQ8 · 4.0L · 47k miles 2 photos
$99.99
30-Day Returns
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Audi Fuel Pump Control Module, OEM part number 4M4906121B. This used genuine OEM module also replaces 4M4906121A. It manages fuel delivery pressure and flow for the engine, responding to demand from the ECU. When this module fails, a common symptom is erratic fuel pressure or a no-start condition. Programming is required: the module must be coded to the vehicle's VIN upon installation by a qualified shop or dealer.

Specifications

Specifications for Fuel Pump Control Module 4M4906121B
Fits Vehicle ModelQ7, Q8, RS Q8, RS6, RS7, SQ8
Fits Vehicle MakeAudi
OEM Part No4M4-906-121-B (4M4906121B)
Compatible OEM Part No 4M4-906-121-A
CategoryComputers / Modules

Compatible Vehicles

Fits 42 vehicle configurations across 1 make, 2019-2026.

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

  • Q7 2020-2026 · 7 variants
  • Q8 2019-2026 · 8 variants
  • RS Q8 2020-2026 · 7 variants 7 with notes
  • RS6 2021-2026 · 7 variants
  • RS7 2021-2026 · 6 variants
  • SQ8 2020-2026 · 7 variants
View all 42 vehicle configurations 7 with fitment notes
Full vehicle fitment list for Fuel Pump Control Module 4M4906121B
Year Make Model Trim Engine Note
2022 Audi SQ8 SUV 4.0L V8 Turbo
2025 Audi Q8 SUV 3.0L V6 Turbo
2023 Audi SQ8 SUV 4.0L V8 Turbo
2021 Audi SQ8 SUV 4.0L V8 Turbo
2025 Audi RS Q8 SUV 4.0L V8 Turbo For Vehicles with Production Date After 09/16/19
2026 Audi Q8 SUV 3.0L V6 Turbo
2020 Audi SQ8 SUV 4.0L V8 Turbo
2026 Audi RS Q8 SUV 4.0L V8 Turbo For Vehicles with Production Date After 09/16/19
2024 Audi SQ8 SUV 4.0L V8 Turbo
2026 Audi SQ8 SUV 4.0L V8 Turbo
2025 Audi RS6 Wagon GT Wagon 4.0L V8 Turbo
2022 Audi RS6 Wagon Wagon 4.0L V8 Turbo
2022 Audi RS7 Hatchback 4.0L V8 Turbo
2023 Audi RS7 Hatchback 4.0L V8 Turbo
2023 Audi RS6 Wagon Wagon 4.0L V8 Turbo
2024 Audi RS6 Wagon Wagon 4.0L V8 Turbo
2025 Audi RS7 Hatchback 4.0L V8 Turbo
2025 Audi SQ8 SUV 4.0L V8 Turbo
2021 Audi RS6 Wagon Wagon 4.0L V8 Turbo
2021 Audi RS7 Hatchback 4.0L V8 Turbo
2025 Audi RS6 Wagon Wagon 4.0L V8 Turbo
2026 Audi RS7 Hatchback 4.0L V8 Turbo
2026 Audi RS6 Wagon Wagon 4.0L V8 Turbo
2024 Audi RS7 Hatchback 4.0L V8 Turbo
2025 Audi Q7 SUV 3.0L V6 Turbo
2020 Audi Q7 SUV 3.0L V6 Turbo
2023 Audi Q8 SUV 3.0L V6 Turbo
2026 Audi Q7 SUV 3.0L V6 Turbo
2020 Audi Q8 SUV 3.0L V6 Turbo
2021 Audi Q8 SUV 3.0L V6 Turbo
2024 Audi RS Q8 SUV 4.0L V8 Turbo For Vehicles with Production Date After 09/16/19
2024 Audi Q8 SUV 3.0L V6 Turbo
2019 Audi Q8 SUV 3.0L V6 Turbo
2022 Audi RS Q8 SUV 4.0L V8 Turbo For Vehicles with Production Date After 09/16/19
2024 Audi Q7 SUV 3.0L V6 Turbo
2023 Audi Q7 SUV 3.0L V6 Turbo
2022 Audi Q7 SUV 3.0L V6 Turbo
2021 Audi Q7 SUV 3.0L V6 Turbo
2022 Audi Q8 SUV 3.0L V6 Turbo
2021 Audi RS Q8 SUV 4.0L V8 Turbo For Vehicles with Production Date After 09/16/19
2023 Audi RS Q8 SUV 4.0L V8 Turbo For Vehicles with Production Date After 09/16/19
2020 Audi RS Q8 SUV 4.0L V8 Turbo For Vehicles with Production Date After 09/16/19

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