1998-2005 Audi AC Servo Flap Motor - Temperature Regulating Right 4B1820511A
OEM Part #: 4B1-820-511-A (4B1820511A)
Actual photo
The exact part you’ll receive — not a stock photo.
$18.49
Side: Right
Used
Donor2001 Audi ALLROAD · 2.7L
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Genuine OEM Used
SKU: 688196
Donor Vehicle: 2001 Audi ALLROAD · 2.7L
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$18.49
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Audi AC Servo Flap Motor - Temperature Regulating, OEM 4B1820511A. This genuine used part controls the temperature blend door in the HVAC system. Also known as the temperature regulating flap motor, it mounts on the right side of the heater box. When failing, common symptoms include inconsistent cabin temperature, clicking from behind the dash, or no heat on one side.
Specifications
| Fits Vehicle Model | A6, Allroad, RS6, S6 |
| Fits Vehicle Make | Audi |
| OEM Part No | 4B1-820-511-A (4B1820511A) |
| Side | Right |
| Category | HVAC / Climate Control |
Compatible Vehicles
Fits 40 vehicle configurations across 1 make, 1998-2005.
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.
View all 40 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2003 | Audi | S6 | Wagon | 4.2L V8 | |
| 2004 | Audi | A6 | Quattro Sedan | 3.0L V6 | |
| 2003 | Audi | A6 | Quattro Sedan | 3.0L V6 | |
| 2003 | Audi | A6 | Quattro Wagon | 3.0L V6 | |
| 2002 | Audi | A6 | Sedan | 3.0L V6 | |
| 2004 | Audi | A6 | Sedan | 3.0L V6 | |
| 2004 | Audi | A6 | Quattro Wagon | 3.0L V6 | |
| 2003 | Audi | A6 | Sedan | 3.0L V6 | |
| 2005 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 2002 | Audi | A6 | Quattro Sedan | 3.0L V6 | |
| 2002 | Audi | A6 | Quattro Wagon | 3.0L V6 | |
| 2000 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 2002 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 1998 | Audi | A6 | Sedan | 2.8L V6 | |
| 2003 | Audi | RS6 | Sedan | 4.2L V8 Turbo | |
| 2000 | Audi | A6 | Sedan | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 1998 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2001 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 2003 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 2000 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2003 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 2002 | Audi | S6 | Wagon | 4.2L V8 | |
| 2002 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 2004 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 2002 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2004 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2005 | Audi | Allroad | Quattro Wagon | 4.2L V8 | |
| 2000 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 2003 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 1999 | Audi | A6 | Sedan | 2.8L V6 | |
| 1999 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 2000 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2004 | Audi | Allroad | Quattro Wagon | 4.2L V8 | |
| 1999 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2001 | Audi | A6 | Sedan | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 2004 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo |