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Lexus RX300 Mass Air Flow Sensor

7 items

A mass air flow sensor measures the air entering the engine and sends that information to the engine control module. The module uses the signal along with other inputs to manage fuel delivery. A replacement needs to match the vehicle's intake and electrical system.

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Mass Air Flow Sensor for 1999-2003 Lexus RX300Mass Air Flow Sensor for 1999-2003 Lexus RX300
A-Premium®Part # APMAF047
Mass Air Flow Sensor for 1999-2003 Lexus RX300
4.5367 Reviews
$29.99
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits Lexus RX300: 1999 2000 2001 2002 2003
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus RX300
Item LocatedUnited States
ColorBlack
ConditionNew
item #1003H81K
Note
This item includes the sensor only and does not come with a housing.
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Mass Air Flow Sensor for 1999-2003 Lexus RX300
A-Premium®Part # APMAF020
Mass Air Flow Sensor for 1999-2003 Lexus RX300
4.5367 Reviews
$43.99
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits Lexus RX300: 1999 2000 2001 2002 2003
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus RX300
Item LocatedUnited States
Quantity1
ColorBlack
ConditionNew
item #1003H0Z8
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Spectra Premium MA102 Mass Air Flow Sensor
Spectra PremiumPart # MA102
Spectra Premium MA102 Mass Air Flow Sensor
4.617 Reviews
$110.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2016-2017 Toyota Yaris, 2016-2017 Toyota Yaris, 2013-2015 Jaguar XJ, 2012-2017 Mazda 5, 2011-2014 Mazda 2, 2011-2014 Volvo XC90, 2011-2011 Volvo XC90, 2010-2015 Toyota Tacoma, 2010-2015 Volvo XC60, 2010-2013 Mazda 3, 2010-2012 Mazda CX-7, 2010-2010 Jaguar XF, 2009-2015 Volvo XC70, 2009-2013 Mazda 3 Sport, 2009-2013 Mazda 6, 2009-2009 Jaguar XF, 2009-2009 Jaguar XF, 2009-2009 Toyota Tacoma, 2008-2014 Volvo S80, 2008-2012 Land Rover LR2
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus RX300
Item LocatedUnited States
Quantity1
ColorBlack
Part interchange
MA102, MAF10135, MQ6203, MAS0188, MAS0275, MAS0267, MF4226T, MF4228, 
...View more
item #1000YEU9
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Standard MAS0188 Mass Air Flow Sensor
StandardPart # MAS0188
Standard MAS0188 Mass Air Flow Sensor
51 Reviews
$117.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2018-2018 Toyota Yaris, 2016-2018 Toyota Yaris, 2016-2018 Toyota Yaris, 2016-2018 Toyota Yaris, 2016-2016 Toyota Yaris, 2012-2015 Mazda 5, 2011-2014 Mazda 2, 2011-2014 Volvo S80, 2010-2014 Volvo XC60, 2010-2013 Mazda 3, 2010-2012 Mazda CX-7, 2009-2014 Volvo XC70, 2009-2013 Mazda 6, 2009-2010 Jaguar XF, 2008-2014 Volvo XC90, 2008-2012 Land Rover LR2, 2008-2011 Mazda 3, 2008-2010 Toyota Highlander, 2008-2010 Volvo V70, 2008-2008 Volvo XC70
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus RX300
Item LocatedUnited States
Quantity1
MaterialPlastic
item #100167P6
Note
Sensor Only
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Mass Air Flow Sensor - Denso 197-6020
DensoPart # 197-6020
Mass Air Flow Sensor - Denso 197-6020
4.526 Reviews
$157.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2013-2013 Mazda 3, 2012-2014 Mazda 5, 2012-2013 Mazda 3 Sport, 2012-2013 Mazda 3 Sport, 2012-2012 Mazda 3, 2012-2012 Mazda 3, 2012-2012 Mazda 3, 2012-2012 Mazda 3 Sport, 2011-2014 Mazda 2, 2011-2014 Mazda 2, 2011-2011 Mazda 3, 2010-2013 Mazda 3, 2010-2012 Mazda CX-7, 2010-2011 Mazda 3, 2010-2011 Mazda 3, 2010-2011 Mazda 3, 2009-2013 Mazda 6, 2009-2010 Mazda 3 Sport, 2008-2009 Mazda 3, 2007-2009 Mazda 3
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus RX300
Item LocatedUnited States
Quantity1
ColorBlack
Part interchange
197-6020, 64-1723, XTP450009, 1976020, MAF5067, 13800-84E00, 13800-63J00, 22204-07010, 
...View more
item #1002HRPY
Show less
Walker Products 245-1095 Mass Air Flow Sensor
Walker ProductsPart # 245-1095
Walker Products 245-1095 Mass Air Flow Sensor
53 Reviews
$64.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2018-2018 Toyota Yaris, 2017-2018 Toyota Yaris, 2016-2016 Toyota Yaris, 2016-2016 Toyota Yaris, 2013-2013 Mazda 3 Sport, 2012-2015 Mazda 5, 2012-2013 Mazda 3, 2012-2013 Mazda 3, 2012-2012 Mazda 3, 2011-2014 Mazda 2, 2010-2013 Mazda 3, 2010-2012 Mazda CX-7, 2009-2013 Mazda 6, 2009-2009 Mazda 3, 2009-2009 Mazda 3, 2008-2010 Toyota Highlander, 2007-2011 Lexus GS450h, 2007-2011 Mazda 3, 2007-2009 Toyota FJ Cruiser, 2007-2008 Mazda 6
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus RX300
Item LocatedUnited States
Quantity1
Part interchange
245-1095, 71742070, 71792016, 1MF105, 917-816, XTP450009, 19205185, 88969106, 
...View more
item #1001P2WC
Show less
Mass Air Flow Sensor - Delphi AF10135
DelphiPart # AF10135
Mass Air Flow Sensor - Delphi AF10135
32 Reviews
$112.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2016-2018 Toyota Yaris, 2016-2018 Toyota Yaris, 2016-2018 Toyota Yaris, 2016-2018 Toyota Yaris, 2016-2016 Toyota Yaris, 2016-2016 Toyota Yaris, 2012-2015 Mazda 5, 2011-2014 Mazda 2, 2011-2014 Volvo XC90, 2011-2011 Mazda 3, 2011-2011 Volvo XC90, 2010-2015 Volvo XC60, 2010-2013 Mazda 3, 2010-2013 Mazda 3, 2010-2013 Mazda 3, 2010-2012 Mazda 3, 2010-2012 Mazda CX-7, 2010-2010 Jaguar XF, 2009-2015 Volvo XC70, 2009-2013 Mazda 6
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus RX300
Item LocatedUnited States
Quantity1
ColorBlack & Silver
Part interchange
AF10135, 5S2732, 5S2734, 5S2748, 5S2983, SU5092, SU5225, SU5373, 
...View more
item #1001V4V0
Show less

Mass Air Flow Sensors

A mass air flow sensor measures the air entering the engine and sends that information to the engine control module. The module uses the signal along with other inputs to manage fuel delivery. A replacement needs to match the vehicle's intake and electrical system.

Choosing A Replacement MAF Sensor

Compare the connector, terminal arrangement, mounting and intake housing with the original assembly. These interfaces must suit the vehicle's intake and electrical system.

Frequently Asked Questions (FAQ)

Is a MAF sensor the same as a MAP sensor?

A MAF sensor measures incoming air mass flow; a MAP sensor measures pressure in the intake manifold. The engine computer uses their signals differently, so the two are not interchangeable replacement parts.

Should I buy a sensor with or without the housing?

A sensor-only replacement can be appropriate when the existing housing is sound and the application specifies that configuration. If the flow tube is cracked or the original design requires a complete assembly, choose the appropriate housing-included part.

Can a three-pin MAF sensor replace a five-pin sensor?

The electrical connection and signal design must match the vehicle. The A-Premium range includes different three- and five-terminal examples; neither the terminal count nor a similar shape alone establishes interchangeability.

Does a MAF-related code always mean the sensor is bad?

A code identifies a circuit or performance concern, not necessarily a failed sensor. Wiring, connections and intake leaks can affect diagnosis; checking the live signal and the rest of the intake system helps locate the cause.

Can the sensing element be touched during installation?

The sensing element is delicate and can be damaged by contact. Handle the sensor by its housing or connector and follow the part manufacturer's instructions for inspection or cleaning; do not scrape or touch the element.

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How to Clean a Mass Air Flow Sensor

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Can a Bad Mass Air Flow Sensor Cause Rough Idle?

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