Walker Products 245-1245 mass air flow sensor for the 2003-2006 Audi TT Quattro 4-cylinder 1.8L and other vehicles measures the air entering the engine. The engine computer uses that air flow data to optimize the air-fuel mix.
- Complete sensor and housing assembly
- Programmed and tested for fit, form and function before sale
- Custom engineered circuit boards and programming
- Custom tuned flow characteristics for the full flow spectrum
- Calibrations pass 100% production testing and are verified with on-vehicle testing
Quick facts
- Part: Walker Products 245-1245 mass air flow sensor
- Fits: 2003-2006 Audi TT Quattro 4-cylinder 1.8L and other vehicles
- Condition: New
A failing mass air flow sensor can come with a rough idle, hesitation or a check engine light. Before you replace the sensor, rule out vacuum leaks, a dirty air filter and loose intake ducting, because any of them could also explain those symptoms. A shop can read the stored codes and test the sensor.
Fits
It fits the 2003-2006 Audi TT Quattro 4-cylinder 1.8L, the 2003-2006 Seat Leon 4-cylinder 1.8L and the 2003-2004 Audi RS6 V8 4.2L. The 2003-2006 Seat Leon 4-cylinder 1.8L takes one sensor, and the Audi models take one each.
Specifications
Fit and size
- Quantity per vehicle: 1
- Terminal quantity: 5
- Connector gender: Female
Build and materials
- Type: sensor and housing assembly
- Condition: New
- Country of origin: China
In the box
One mass air flow sensor with its housing. Mounting hardware is not included, so plan on new hardware, since the old pieces may not be reusable.
Installation notes
- The sensor can be damaged by oils from your hands or by air pollution, which is why some vehicle makers call for replacing the complete housing assembly so the connector air tubes are clean.
- The design is meant to keep installation straightforward and vehicle downtime short.
Interchange: 74-10125 · 64-1805 · 504-08
5S2978 · 06A906461M · 06A906461MV · MF21175 · 0280218065 · 0986280218 · MA263 · 19436 · 06A906461MX · SU6622
This part cross-references / interchanges with the following part numbers:
5S2978, 06A906461M, 06A906461MV, MF21175, 0280218065, 0986280218, 74-10125, 64-1805, 641805, 504-08, MA263, 19436, 06A906461MX, SU6622
Frequently Asked Questions
Is this a mass air flow sensor for the 2003-2006 Seat Leon 4-cylinder 1.8L?
Yes. Walker Products 245-1245 is listed for the 2003-2006 Seat Leon 4-cylinder 1.8L.
Does the Walker Products mass air flow sensor come with its housing?
Yes. Walker Products 245-1245 is a sensor and housing assembly. Mounting hardware is not included.
How many terminals does this mass air flow sensor have?
This mass air flow sensor has five terminals and a female connector.
What does this mass air flow sensor do for the engine computer?
It measures the air entering the engine so the computer can optimize the air-fuel mix. Its flow characteristics are custom tuned for the full flow spectrum.
Does Walker Products 245-1245 interchange with part number 06A906461M?
Yes. 06A906461M is on the interchange list for Walker Products 245-1245, along with several other cross-reference numbers.
