Beck/Arnley 158-1663 mass air flow sensor for the 2004-2009 Subaru Outback H4 2.5L or H6 3.0L and other vehicles measures the amount of air drawn into the engine. Beck/Arnley also lists this mass air flow sensor as an air mass sensor.
- Sends an air-mass reading to the engine control module
- Application-specific design
Quick facts
- Part: Beck/Arnley 158-1663 mass air flow sensor
- Fits: the 2004-2009 Subaru Outback H4 2.5L or H6 3.0L and other vehicles
- Condition: New
A rough idle, hesitation or a check engine light can mean the sensor is worn, though a vacuum leak, a dirty air filter or a damaged wire or connector can be behind them too.
Fits
Beck/Arnley lists it for a wide range of Subaru models. As a mass air flow sensor for the 2004-2009 Subaru Legacy H4 2.5L and the 2008-2009 Legacy H6 3.0L it matches OE form, fit and function, and the 2008-2014 Subaru Tribeca H6 3.6L is on the list too. These cars take one sensor, and this listing is one. Look for your own year and engine in the "Vehicles it fits" section.
Specifications
- Quantity per vehicle: 1
- Engine codes: H4-2.5L, H6-3.0L, H6-3.6L
- Condition: New
Installation notes
- A relearn or reset procedure may be needed after installation; a service manual gives the steps.
- Professional diagnostics are recommended for a successful repair.
Interchange: 5S5635 · 7450040 · MF21145 · 22680AA31A · SU7129
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
5S5635, 7450040, MF21145, 22680AA31A, SU7129
Frequently Asked Questions
Is this the right maf sensor for a 2004-2009 Subaru Outback H4 2.5L or H6 3.0L?
Yes. Beck/Arnley 158-1663 is listed for the 2004-2009 Subaru Outback with the H4 2.5L or the H6 3.0L, and the car takes one sensor.
Is Beck/Arnley 158-1663 a 2006 Subaru Outback mass air flow sensor within the 2004-2009 Subaru Outback H4 2.5L or H6 3.0L?
Yes. The 2004-2009 Subaru Outback H4 2.5L or H6 3.0L is listed for this sensor, and 2006 falls inside those years.
Does the Beck/Arnley 158-1663 sensor need a relearn after installation?
It may. A relearn or reset procedure can be needed, and a service manual gives the steps for the vehicle.
Does this mass air flow sensor match OE form, fit and function?
Yes. Beck/Arnley builds this sensor as a direct replacement for OE applications, with attention to form, fit and function.
Is 22680AA31A an interchange number for Beck/Arnley 158-1663?
Yes. 22680AA31A is one of the numbers this sensor replaces, along with 5S5635, 7450040, MF21145 and SU7129.
