Hitachi Astemo MAF0057 mass air flow sensor for the 2014-2018 Audi R8 V10 5.2L and other vehicles measures the air entering the engine. It reads both the amount and the characteristics of that air.
- 100% air flow tested and calibrated for each application, so the vehicle meets its emission standards
- Contaminant bypass port for reliable operation and a longer sensor life
- Precision elements and protected circuitry for accurate air flow readings and durability
- Welded connections instead of soldered ones for dependability
Quick facts
- Part: Hitachi Astemo MAF0057 mass air flow sensor
- Fits: the 2014-2018 Audi R8 V10 5.2L and other vehicles
- Condition: New
A worn or failing mass air flow sensor can show up as a rough idle, hesitation or a check engine light. Before you replace the sensor, rule out a dirty or damaged air filter, a leak in the intake duct and damaged wiring, because any of them can throw off the air reading.
Fits
This listing is one sensor. It fits the 2014-2018 Audi R8 V10 5.2L, the 2009-2012 and 2020-2023 Audi R8 V10 5.2L and the 2014-2016 Audi A8 Quattro V6 3.0L, and each takes one. It meets the OE performance and durability standards for this application.
Specifications
Fit and size
- Quantity per vehicle: 1
- Terminal quantity: 5
- Terminal type: Blade
Build and materials
- Condition: New
- Wiring harness: not included
- Housing: not included
- Country of origin: United States
In the box
One mass air flow sensor. The wiring harness and the housing are not included.
Interchange: 420-133-471 · 74-10156
MF21188 · AF10489 · MA477 · MAS0516
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
420-133-471, MF21188, 74-10156, AF10489, MA477, MAS0516
Frequently Asked Questions
Is the Hitachi Astemo MAF0057 right for the 2014-2016 Audi A8 Quattro V6 3.0L?
Yes. Hitachi Astemo MAF0057 fits the 2014-2016 Audi A8 Quattro V6 3.0L, and that car takes one sensor.
Does this Hitachi Astemo mass air flow sensor include a wiring harness?
No. This Hitachi Astemo MAF0057 listing is one mass air flow sensor, and neither the wiring harness nor the housing is included.
How many terminals does this mass air flow sensor have?
This mass air flow sensor has five blade terminals. Its connections are welded instead of soldered.
What does the contaminant bypass port on this sensor do?
The contaminant bypass port is there for reliable operation and to increase the sensor's longevity.
Is 74-10156 an interchange number for Hitachi Astemo MAF0057?
Yes. 74-10156 is one of the other-brand and OE numbers this sensor replaces, along with 420-133-471, MF21188, AF10489, MA477 and MAS0516.
