Fuel Pump Tappet Follower 03H127307A for Volkswagen Passat Audi A6 Quattro Q7 2006-2018
This fuel pump is engineered as a direct replacement for the Volkswagen Passat Audi A6 Quattro Q7 2006-2018. Manufactured to meet or exceed OEM specifications, it delivers reliable performance in demanding conditions. Each unit is tested for fuel flow, pressure rating, and durability before leaving the factory to ensure consistent quality across every order.
Vehicle Compatibility
| Application | Details |
|---|---|
| Volkswagen Passat | See product specifications |
| Audi A6 Quattro Q7 2006 | 2018 Replacement Part Number: 03H127307A, 03H-127-307-A, 03H127307, 95511030100 Applications:Fit For Following Models:2007-2011 |
| Audi A6 Quattro2007 | 2010 |
| Audi A8 Quattro Base, L2007 | 2010 |
| Audi Q7 Base, Premium, Prestige2008 | 2014 |
| Audi R8 Base, Spyder2007 | 2008 |
| Audi RS4 Base, Cabriolet2008 | 2012 |
| Audi S52007 | 2011 |
| Audi S62007 | 2009 |
| Audi S82009 | 2016 |
| VW CC 4 Motion, Executive, Executive 4 Motion, Lux, V6 Executive 4Motion, VR6, VR6 4Motion, VR6 Sport2006 | 2018 |
| VW Passat 3.6, GT, SE, SEL Premium, VR62007 | 2017 |
Replaces OEM Part Numbers
03H127307A • 03H-127-307-A • 03H127307 • 95511030100 • 2006-2018 • 127-307 • 2007-2011
Signs You Need a Replacement
If your equipment is showing any of these symptoms, the fuel pump may be the cause:
- Engine cranks but won’t start — The pump may have lost prime or stopped delivering fuel. Check for fuel at the filter outlet before replacing the pump.
- Stalling under load — A weak pump can’t maintain pressure at high demand. The engine runs fine at idle but dies when you put it to work.
- Fuel pressure warning (if equipped) — Modern equipment monitors fuel rail pressure. A low-pressure warning often means the pump is failing.
- Loud whining from fuel system — A failing pump makes a high-pitched whine that gets louder as it warms up. Normal pump noise is a low hum.
- Air in fuel lines — If you see bubbles in the transparent fuel line or the primer bulb won’t stay firm, the pump may be drawing air through a worn seal.
- Excessive return flow — Too much fuel returning to the tank instead of reaching the injectors indicates internal pump wear.
Before You Replace the Pump
Before replacing the pump, check the fuel filter and fuel lines for restrictions. A blocked filter causes the same symptoms as a failing pump on equipment. When installing the new pump, fill it with clean fuel before connecting the lines — this reduces priming time and prevents dry-run damage. After installation, bleed the system fully and check for leaks at all connection points. Replace the fuel filter at the same time as the pump to protect the new unit from debris.
Frequently Asked Questions
Which Audi models does this part fit?
Refer to the Vehicle Compatibility table above for the full list of Audi models. Each listing includes the body type, engine, and production years. Match your vehicle’s engine code (stamped on the engine block) against the listed codes to confirm.
Can I cross-reference 03H127307A with 03H-127-307-A?
Yes. Both 03H127307A and 03H-127-307-A are interchangeable OEM numbers for this part. They refer to the same component with the same specifications, just different part number revisions.
My vehicle is a 2006 model – is it covered?
The compatibility range for this part includes 2006-2018. The 2006 model year falls within this range, but verify the engine code and body type match. Mid-year production changes sometimes mean two vehicles from the same model year use different parts.
How long does a Audi fuel pump typically last?
Fuel pump life varies by application, but on Audi equipment you can generally expect 5,000 to 10,000 hours of operation. Running the tank dry, using contaminated fuel, or neglecting the fuel filter are the top causes of premature failure.




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