Walker Products 245-1605 mass air flow sensor for the 2017-2023 Audi A4 4-cylinder 2.0L and other vehicles measures the air entering the engine so the ECU can set the air-fuel mix. This Walker Products mass air flow sensor is a sensor assembly built to OE-level specifications and test requirements.
- Programmed and tested for fit, form and function before sale
- Custom engineered circuit boards and programming
- Custom-tuned flow characteristics across the full flow spectrum
- Calibrations go through 100% production testing and on-vehicle verification
Quick facts
- Part: Walker Products 245-1605 mass air flow sensor
- Fits: 2017-2023 Audi A4 4-cylinder 2.0L and other vehicles
- Condition: New
A rough idle, hesitation or a lit check engine light can come from a sensor that reads air flow wrongly. Before you replace the sensor, rule out a loose intake duct, a vacuum leak or a damaged connector, since those can produce similar symptoms; a shop can scan the codes and test the sensor.
Fits
The 2017-2023 Audi A4 4-cylinder 2.0L, the 2018-2022 Volkswagen Passat 4-cylinder 2.0L and the 2018-2024 Volkswagen Tiguan 4-cylinder 2.0L take this mass air flow sensor, and it fits more vehicles than these. Each takes one, and this listing is a single sensor. Open the "Vehicles it fits" section to check your exact model and engine.
Specifications
Fit and size
- Quantity per vehicle: 1
- Mounting holes: 2
- Terminals: 4, blade pin
- Connector: female, oblong
Build and materials
- Type: mass air flow sensor assembly
- Condition: New
- Country of origin: China
Installation notes
- Designed for straightforward installation.
- Oils from bare hands, and even air pollution, can damage the sensor, so handle it with care.
Interchange: 04L906461B
Product information is for general reference and may contain errors. See our Disclaimer.
Frequently Asked Questions
Is this the mass air flow sensor for a 2017-2023 Audi A4 4-cylinder 2.0L?
Yes. Walker Products 245-1605 is listed for the 2017-2023 Audi A4 4-cylinder 2.0L, and the car takes one sensor. Use the "Vehicles it fits" section to check other models and engines.
Does this mass air flow sensor fit a 2018-2022 Volkswagen Passat 4-cylinder 2.0L?
Yes, the Walker Products 245-1605 is listed for the 2018-2022 Volkswagen Passat 4-cylinder 2.0L, and the car takes one.
What connector does this Walker Products mass air flow sensor use?
The connector is female and oblong, with 4 blade-pin terminals. The assembly also has 2 mounting holes.
Can hand oils damage a mass air flow sensor during installation?
Yes. Skin oils and even air pollution can damage this sensor, so handle it carefully before it goes in.
Is 04L906461B interchangeable with this Walker Products mass air flow sensor?
Yes, 04L906461B is listed as an interchange number for the Walker Products 245-1605 mass air flow sensor.
