24/7 Customer service
USD
Add your vehicle
Address
Login
Cart
Item
$0.00
Shopping for Saab
ADD VEHICLE DETAILS

Saab Pressure Sensor

50items
  • All filters
  • Sort By
  • Price
  • Placement on Vehicle
  • Brand
  • Material
  • Color
  • Warranty
Oil Pressure Sender/Switch for Cadillac CTS Chevrolet Aveo Astra SaturnOil Pressure Sender/Switch for Cadillac CTS Chevrolet Aveo Astra Saturn
A-Premium®Part # APPS0144
Oil Pressure Sender/Switch for Cadillac CTS Chevrolet Aveo Astra Saturn
4.698 Reviews
$15.99
Quantity Less than 5
Edit ZIP code
3-year warranty
90 days free return
Fits 1997 - 2001 Cadillac Catera, 2003 - 2004 Cadillac CTS, 2007 - 2008 Chevrolet Astra, 2000 - 2003 Chevrolet Astra, 2004 - 2005 Chevrolet Astra, 2018 - 2018 Chevrolet Aveo, 2012 - 2018 Chevrolet Aveo, 2004 - 2008 Chevrolet Aveo, 2007 - 2008 Chevrolet Aveo5, 1995 - 2002 Chevrolet Chevy, 1996 - 2012 Chevrolet Chevy, 2002 - 2002 Chevrolet Corsa, 2003 - 2007 Chevrolet Corsa, 2005 - 2008 Chevrolet Meriva, 1999 - 1999 Chevrolet Tigra, 2003 - 2003 Chevrolet Vectra, 2002 - 2006 Chevrolet Zafira, 1999 - 2002 Daewoo Lanos, 1999 - 2002 Daewoo Leganza, 1999 - 2002 Daewoo Nubira, 1998 - 2000 Isuzu Amigo, 1998 - 2003 Isuzu Rodeo, 2001 - 2003 Isuzu Rodeo Sport, 2005 - 2005 Saab 9-3, 1999 - 2003 Saab 9-5, 1994 - 1997 Saab 900, 1995 - 1996 Saab 9000, 1997 - 1997 Saab 9000, 2005 - 2005 Saturn L Sedan, 2001 - 2003 Saturn L Sedan, 2004 - 2004 Saturn L300, 2000 - 2000 Saturn LS Sedan, 2000 - 2003 Saturn LW Wagon, 2002 - 2003 Saturn Vue
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Saab
Item LocatedUnited States
Quantity1
MaterialDichromate, Plastic
ColorBlack, Silver
Part interchange
PS321, PS321T, 1S6787, OPS190, 1S6715, 70069, V40730001, 113198, 
...View more
item #1003ASED
Show less
Brake Booster Sensor for Chevrolet Equinox 10-17 Buick GMC Cadillac Saab Saturn
A-Premium®Part # APPS0341
Brake Booster Sensor for Chevrolet Equinox 10-17 Buick GMC Cadillac Saab Saturn
4.698 Reviews
$28.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2013 - 2021 Buick Encore, 2011 - 2016 Buick LaCrosse, 2012 - 2017 Buick Regal, 2013 - 2013 Cadillac ATS, 2013 - 2014 Cadillac ATS, 2015 - 2019 Cadillac ATS, 2010 - 2016 Cadillac SRX, 2013 - 2019 Cadillac XTS, 2016 - 2021 Chevrolet Camaro, 2016 - 2021 Chevrolet Camaro, 2014 - 2017 Chevrolet Caprice, 2013 - 2016 Chevrolet Cruze, 2010 - 2017 Chevrolet Equinox, 2015 - 2016 Chevrolet Impala, 2014 - 2016 Chevrolet Impala Limited, 2013 - 2015 Chevrolet Malibu, 2014 - 2017 Chevrolet SS, 2016 - 2019 Chevrolet Trax, 2010 - 2012 GMC Terrain, 2013 - 2017 GMC Terrain, 2011 - 2011 Saab 9-4X, 2010 - 2010 Saturn Sky
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Saab
Item LocatedUnited States
Quantity1
Part interchange
BST158, 5S13858, 20876799, 20880675, 20819275, 25934769, 92242810, 0265005321
item #10014K0A
Show less
Back Up Lamp Switch for Chevy Cruze Sonic Trax Buick Regal Verano
A-Premium®Part # APPS0104
Back Up Lamp Switch for Chevy Cruze Sonic Trax Buick Regal Verano
4.698 Reviews
$14.99
Quantity Less than 4
Edit ZIP code
3-year warranty
90 days free return
Fits 2011 - 2016 Buick Regal, 2013 - 2016 Buick Verano, 2011 - 2016 Chevrolet Cruze, 2016 - 2016 Chevrolet Cruze Limited, 2012 - 2014 Chevrolet Orlando, 2012 - 2017 Chevrolet Sonic, 2012 - 2017 Chevrolet Sonic, 2017 - 2017 Chevrolet Trax, 2013 - 2015 Chevrolet Trax, 2004 - 2006 Saab 9-3, 2009 - 2011 Saab 9-3, 2003 - 2006 Saab 9-3, 2009 - 2011 Saab 9-3, 2006 - 2006 Saab 9-3, 2009 - 2011 Saab 9-3
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Saab
Item LocatedUnited States
Quantity1
MaterialPlastic
ColorBlack
Part interchange
1239109, 1239125, 12846100, 12846101, 55577819, 55583570, 90542117, V40730046
item #1003ADLT
Show less
AC Trinary Switch for Saab 9000 1992-1993 L4 2.3L GAS Hatchback Sedan
A-Premium®Part # APPS0613
AC Trinary Switch for Saab 9000 1992-1993 L4 2.3L GAS Hatchback Sedan
4.698 Reviews
$14.99
Quantity Less than 5
Edit ZIP code
3-year warranty
90 days free return
Fits 1992 - 1993 Saab 9000
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Saab
Item LocatedUnited States
Quantity1
ConditionNew
item #1015HGEP
Show less
Turbocharger Boost Sensor for Saab 9-3 2003-2011 9-3X 2010-2011 L4 2.0L V6 2.8L
A-Premium®Part # APPS0642
Turbocharger Boost Sensor for Saab 9-3 2003-2011 9-3X 2010-2011 L4 2.0L V6 2.8L
4.698 Reviews
$23.99
Quantity Less than 2
Edit ZIP code
3-year warranty
90 days free return
Fits 2011 - 2011 Saab 9-3X, 2010 - 2010 Saab 9-3X, 2003 - 2011 Saab 9-3
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Saab
Item LocatedUnited States
Quantity1
Part interchange
12788793, 55563267, 6235635, 6238680, 103109, AS401, V50720027
ConditionNew
item #101777S3
Show less
Beck/Arnley 158-0748 Fuel Injection Manifold Pressure Sensor
Beck/ArnleyPart # 158-0748
Beck/Arnley 158-0748 Fuel Injection Manifold Pressure Sensor
4.722 Reviews
$70.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1996-1996 Buick Regal, 1996-1997 Buick Riviera, 1996-2005 Buick LeSabre, 1996-2005 Buick Park Avenue, 1997-2004 Buick Regal, 2004-2007 Buick Rainier, 2005-2006 Buick LaCrosse, 2006-2006 Buick Lucerne, 2007-2011 Buick Lucerne, 1995-1995 Cadillac DeVille, 1995-2002 Cadillac Eldorado, 1995-2004 Cadillac Seville, 1996-2005 Cadillac DeVille, 1999-2000 Cadillac Escalade, 2002-2008 Cadillac Escalade, 2002-2013 Cadillac Escalade EXT, 2003-2018 Cadillac Escalade ESV, 2004-2005 Cadillac XLR, 2004-2009 Cadillac SRX, 2005-2010 Cadillac STS, 2006-2009 Cadillac XLR, 2006-2011 Cadillac DTS, 1995-2002 Chevrolet Camaro, 1996-1997 Chevrolet Lumina, 1996-1997 Chevrolet Monte Carlo, 1996-1998 Chevrolet C1500, 1996-1998 Chevrolet C1500 Suburban, 1996-1998 Chevrolet C2500, 1996-1998 Chevrolet Express 2500, 1996-1998 Chevrolet Express 2500, 1996-1998 Chevrolet Express 2500, 1996-1998 Chevrolet K1500, 1996-1998 Chevrolet K1500, 1996-1998 Chevrolet K1500, 1996-1999 Chevrolet C1500, 1996-1999 Chevrolet C1500, 1996-1999 Chevrolet C2500 Suburban, 1996-1999 Chevrolet C2500 Suburban, 1996-1999 Chevrolet K1500 Suburban, 1996-1999 Chevrolet K2500 Suburban, 1996-1999 Chevrolet K2500 Suburban, 1996-1999 Chevrolet P30, 1996-1999 Chevrolet P30, 1996-1999 Chevrolet P30, 1996-1999 Chevrolet Tahoe, 1996-2000 Chevrolet C2500, 1996-2000 Chevrolet C2500, 1996-2000 Chevrolet C3500, 1996-2000 Chevrolet C3500, 1996-2000 Chevrolet Express 3500, 1996-2000 Chevrolet K2500, 1996-2000 Chevrolet K2500, 1996-2000 Chevrolet K3500, 1996-2000 Chevrolet K3500, 1996-2001 Chevrolet Blazer, 1996-2002 Chevrolet Express 3500, 1996-2003 Chevrolet S10, 1996-2005 Chevrolet Astro, 1996-2007 Chevrolet Express 1500, 1998-1998 Chevrolet K2500, 1998-1999 Chevrolet Lumina, 1998-2005 Chevrolet Monte Carlo, 1999-1999 Chevrolet C1500 Suburban, 1999-1999 Chevrolet Express 2500, 1999-1999 Chevrolet K1500, 1999-1999 Chevrolet Silverado 2500, 1999-2006 Chevrolet Silverado 1500, 2000-2000 Chevrolet Silverado 2500, 2000-2002 Chevrolet Express 2500, 2000-2002 Chevrolet Express 2500, 2000-2002 Chevrolet Express 2500, 2000-2002 Chevrolet Suburban 1500, 2000-2004 Chevrolet Silverado 2500, 2000-2005 Chevrolet Impala, 2000-2007 Chevrolet Tahoe, 2000-2008 Chevrolet Suburban 2500, 2001-2002 Chevrolet Express 3500, 2001-2002 Chevrolet Silverado 2500 HD, 2001-2002 Chevrolet Silverado 2500 HD, 2001-2002 Chevrolet Silverado 3500, 2001-2003 Chevrolet Silverado 1500 HD, 2001-2005 Chevrolet Silverado 2500 HD, 2001-2005 Chevrolet Silverado 2500 HD, 2001-2005 Chevrolet Silverado 2500 HD, 2001-2005 Chevrolet Silverado 2500 HD, 2001-2006 Chevrolet Silverado 3500, 2001-2006 Chevrolet Silverado 3500, 2002-2002 Chevrolet Blazer, 2002-2006 Chevrolet Avalanche 1500, 2002-2006 Chevrolet Avalanche 2500, 2003-2003 Chevrolet Cavalier, 2003-2004 Chevrolet Cavalier, 2003-2004 Chevrolet Cavalier, 2003-2004 Chevrolet Cavalier, 2003-2005 Chevrolet Blazer, 2003-2005 Chevrolet Express 2500, 2003-2005 Chevrolet Silverado 2500 HD, 2003-2006 Chevrolet SSR, 2003-2006 Chevrolet Trailblazer EXT, 2003-2008 Chevrolet Express 3500, 2003-2008 Chevrolet Suburban 1500, 2004-2004 Chevrolet Cavalier, 2004-2004 Chevrolet S10, 2004-2005 Chevrolet Silverado 2500 HD, 2004-2008 Chevrolet Express 3500, 2005-2006 Chevrolet Silverado 1500 HD, 2005-2007 Chevrolet Cobalt, 2006-2006 Chevrolet Silverado 2500 HD, 2006-2006 Chevrolet Silverado 2500 HD, 2006-2008 Chevrolet Express 2500, 2006-2008 Chevrolet Express 2500, 2006-2008 Chevrolet Trailblazer, 2006-2008 Chevrolet Trailblazer, 2007-2007 Chevrolet Silverado 1500 Classic, 2007-2007 Chevrolet Silverado 1500 HD Classic, 2007-2007 Chevrolet Silverado 2500 HD Classic, 2007-2007 Chevrolet Silverado 2500 HD Classic, 2007-2007 Chevrolet Silverado 3500 Classic, 2007-2007 Chevrolet Silverado 3500 Classic, 2007-2008 Chevrolet Avalanche, 2007-2008 Chevrolet Silverado 1500, 2007-2008 Chevrolet Silverado 1500, 2007-2008 Chevrolet Silverado 1500, 2007-2008 Chevrolet Silverado 2500 HD, 2007-2008 Chevrolet Silverado 2500 HD, 2007-2008 Chevrolet Silverado 3500 HD, 2008-2008 Chevrolet Express 1500, 2008-2008 Chevrolet Tahoe, 2008-2008 Chevrolet Tahoe, 1996-1997 GMC C1500, 1996-1997 GMC C1500, 1996-1997 GMC C1500, 1996-1997 GMC Yukon, 1996-1998 GMC C2500, 1996-1998 GMC K1500, 1996-1998 GMC K1500, 1996-1998 GMC K1500, 1996-1999 GMC C1500 Suburban, 1996-1999 GMC C2500 Suburban, 1996-1999 GMC C2500 Suburban, 1996-1999 GMC K1500 Suburban, 1996-1999 GMC K2500 Suburban, 1996-1999 GMC K2500 Suburban, 1996-1999 GMC P3500, 1996-1999 GMC P3500, 1996-1999 GMC P3500, 1996-2000 GMC C2500, 1996-2000 GMC C2500, 1996-2000 GMC C3500, 1996-2000 GMC C3500, 1996-2000 GMC K2500, 1996-2000 GMC K2500, 1996-2000 GMC K3500, 1996-2000 GMC K3500, 1996-2000 GMC Savana 3500, 1996-2001 GMC Jimmy, 1996-2002 GMC Savana 2500, 1996-2002 GMC Savana 2500, 1996-2002 GMC Savana 2500, 1996-2002 GMC Savana 3500, 1996-2003 GMC Sonoma, 1996-2005 GMC Safari, 1996-2007 GMC Savana 1500, 1998-1998 GMC K2500, 1998-1999 GMC C1500, 1998-2007 GMC Yukon, 1999-1999 GMC K1500, 1999-2000 GMC Sierra 1500, 1999-2004 GMC Sierra 2500, 2000-2008 GMC Yukon XL 1500, 2000-2008 GMC Yukon XL 2500, 2001-2001 GMC Sierra 1500, 2001-2001 GMC Sierra 1500, 2001-2001 GMC Sierra 1500, 2001-2002 GMC Savana 3500, 2001-2002 GMC Sierra 2500 HD, 2001-2002 GMC Sierra 3500, 2001-2003 GMC Sierra 1500 HD, 2002-2006 GMC Sierra 1500, 2003-2003 GMC Savana 3500, 2003-2005 GMC Savana 2500, 2003-2006 GMC Envoy XL, 2003-2006 GMC Sierra 2500 HD, 2003-2006 GMC Sierra 3500, 2003-2006 GMC Sierra 3500, 2003-2008 GMC Sierra 2500 HD, 2004-2004 GMC Sonoma, 2004-2005 GMC Envoy XUV, 2004-2005 GMC Savana 3500, 2005-2006 GMC Sierra 1500 HD, 2005-2008 GMC Envoy, 2006-2008 GMC Savana 2500, 2006-2008 GMC Savana 2500, 2006-2008 GMC Savana 3500, 2006-2008 GMC Savana 3500, 2007-2007 GMC Sierra 1500 Classic, 2007-2007 GMC Sierra 1500 HD Classic, 2007-2007 GMC Sierra 2500 HD Classic, 2007-2007 GMC Sierra 2500 HD Classic, 2007-2007 GMC Sierra 3500 Classic, 2007-2007 GMC Sierra 3500 Classic, 2007-2008 GMC Sierra 1500, 2007-2008 GMC Sierra 1500, 2007-2008 GMC Sierra 1500, 2007-2008 GMC Sierra 1500, 2007-2008 GMC Sierra 3500 HD, 2008-2008 GMC Savana 1500, 2008-2008 GMC Yukon, 2008-2008 GMC Yukon, 2008-2008 GMC Yukon, 1997-2000 Isuzu Hombre, 2003-2006 Isuzu Ascender, 1995-1999 Oldsmobile Aurora, 1996-1996 Oldsmobile 98, 1996-1996 Oldsmobile Cutlass Supreme, 1996-1999 Oldsmobile 88, 1996-1999 Oldsmobile LSS, 1996-2001 Oldsmobile Bravada, 1997-1998 Oldsmobile Regency, 1998-2002 Oldsmobile Intrigue, 2001-2003 Oldsmobile Aurora, 1995-2002 Pontiac Firebird, 1995-2005 Pontiac Bonneville, 1996-1996 Pontiac Grand Prix, 1997-2003 Pontiac Grand Prix, 2004-2004 Pontiac Grand Prix, 2005-2006 Pontiac Grand Prix, 2005-2008 Saab 9-7x, 2008-2008 Saab 9-7x, 2004-2007 Saturn Ion
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Saab
Item LocatedUnited States
Quantity1
Part interchange
158-0748
item #1000X219
Show less
Beck/Arnley 158-0750 Fuel Injection Manifold Pressure Sensor
Beck/ArnleyPart # 158-0750
Beck/Arnley 158-0750 Fuel Injection Manifold Pressure Sensor
4.722 Reviews
$69.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1998-1999 Acura SLX, 2004-2007 Buick Rainier, 2005-2007 Buick Terraza, 2006-2006 Buick Rendezvous, 2007-2007 Buick Rendezvous, 2004-2005 Cadillac CTS, 2006-2007 Cadillac CTS, 1997-2007 Chevrolet Corvette, 1998-2001 Chevrolet Cavalier, 1998-2002 Chevrolet Camaro, 1998-2003 Chevrolet S10, 2003-2003 Chevrolet Cavalier, 2003-2004 Chevrolet Cavalier, 2003-2004 Chevrolet Cavalier, 2003-2004 Chevrolet Cavalier, 2004-2004 Chevrolet Cavalier, 2004-2005 Chevrolet Classic, 2004-2005 Chevrolet Malibu, 2004-2007 Chevrolet Colorado, 2005-2005 Chevrolet Cavalier, 2005-2006 Chevrolet Cobalt, 2005-2007 Chevrolet Equinox, 2005-2008 Chevrolet Uplander, 2006-2006 Chevrolet HHR, 2006-2006 Chevrolet Impala, 2006-2006 Chevrolet Malibu, 2006-2006 Chevrolet Monte Carlo, 2006-2007 Chevrolet Malibu, 2006-2007 Chevrolet Malibu, 2006-2007 Chevrolet Malibu, 2006-2007 Chevrolet Malibu, 2006-2007 Chevrolet Malibu, 2006-2007 Chevrolet Malibu, 2006-2007 Chevrolet Malibu, 2006-2008 Chevrolet Cobalt, 2007-2007 Chevrolet HHR, 2007-2007 Chevrolet Impala, 2007-2007 Chevrolet Impala, 2007-2007 Chevrolet Monte Carlo, 2008-2008 Chevrolet Corvette, 2008-2009 Chevrolet Equinox, 1999-2002 Daewoo Leganza, 1999-2002 Daewoo Nubira, 1998-2003 GMC Sonoma, 2002-2004 GMC Envoy, 2004-2007 GMC Canyon, 2005-2007 GMC Envoy, 1999-2002 Honda Passport, 2006-2007 Hummer H3, 1998-2000 Isuzu Amigo, 1998-2000 Isuzu Hombre, 1998-2002 Isuzu Trooper, 1998-2003 Isuzu Rodeo, 1999-2001 Isuzu VehiCROSS, 2001-2003 Isuzu Rodeo Sport, 2002-2003 Isuzu Axiom, 2003-2006 Isuzu Ascender, 2004-2004 Isuzu Rodeo, 2006-2006 Isuzu i-280, 2006-2006 Isuzu i-350, 2007-2007 Isuzu Ascender, 2007-2007 Isuzu i-290, 2007-2007 Isuzu i-370, 2002-2004 Oldsmobile Alero, 2002-2004 Oldsmobile Bravada, 1998-2001 Pontiac Sunfire, 1998-2002 Pontiac Firebird, 2002-2002 Pontiac Sunfire, 2002-2002 Pontiac Sunfire, 2002-2002 Pontiac Sunfire, 2002-2005 Pontiac Grand Am, 2003-2005 Pontiac Sunfire, 2004-2006 Pontiac GTO, 2005-2005 Pontiac Montana, 2005-2006 Pontiac G6, 2005-2006 Pontiac G6, 2005-2006 Pontiac Grand Prix, 2006-2006 Pontiac Montana, 2006-2006 Pontiac Solstice, 2006-2007 Pontiac G6, 2006-2007 Pontiac G6, 2006-2007 Pontiac Torrent, 2007-2007 Pontiac G6, 2007-2007 Pontiac Solstice, 2007-2008 Pontiac G5, 2008-2009 Pontiac Torrent, 2005-2007 Saab 9-7x, 2000-2000 Saturn LS, 2000-2000 Saturn LS1, 2000-2000 Saturn LW1, 2002-2007 Saturn Vue, 2007-2007 Saturn Sky, 2007-2008 Saturn Aura, 2007-2008 Saturn Vue
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Saab
Item LocatedUnited States
Quantity1
Part interchange
158-0750
item #1000X4CS
Show less
Standard AS608 Manifold Absolute Pressure Sensor
StandardPart # AS608
Standard AS608 Manifold Absolute Pressure Sensor
4.52 Reviews
$79.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2010-2011 Cadillac SRX, 2007-2007 Chevrolet Astra, 2007-2008 Chevrolet Vectra, 2008-2008 Chevrolet Astra, 2006-2009 Saab 9-3, 2010-2010 Saab 9-5, 2011-2011 Saab 9-5
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Saab
Item LocatedUnited States
Quantity1
ColorBlack
Part interchange
AS608, 0261230042, PS10124, 2-27227, EC1990, MAPA209, SU13220, 93170309, 
...View more
item #1001682L
Note
Includes O-Ring
Show less
Vemo V50-72-0026 Manifold Absolute Pressure Sensor
VemoPart # V50-72-0026
Vemo V50-72-0026 Manifold Absolute Pressure Sensor
53 Reviews
$75.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2000-2004 Saab 9-5, 2001-2002 Saab 9-3, 2003-2003 Saab 9-3, 2006-2009 Saab 9-5, 2007-2011 Saab 9-3, 2010-2011 Saab 9-3X
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Saab
Item LocatedUnited States
Quantity1
Part interchange
V50-72-0026, 55563262, 103089, 5S1070, SU6302, EMS071, 16875, 30584326, 
...View more
item #1000XL8C
Show less
Walker Products 225-1022 Manifold Absolute Pressure Sensor
Walker ProductsPart # 225-1022
Walker Products 225-1022 Manifold Absolute Pressure Sensor
21 Reviews
$40.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2016-2019 Cadillac CTS, 2015-2019 Chevrolet Corvette, 2017-2017 Chevrolet Camaro, 2018-2019 Chevrolet Camaro, 2020-2020 Chevrolet Camaro, 2011-2011 Saab 9-5
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Saab
Item LocatedUnited States
Quantity1
Part interchange
225-1022, V40-72-0678, 74723015, 84.3097, TP0012, 10.3236, 12612111, 12644807, 
...View more
item #1001LKNL
Show less
Page 3 of 3

Types of car pressure sensors and how they work

Tire pressure sensor (TPMS)

  • Principle: TPMS sensors typically use a piezoelectric or capacitive pressure sensor technology.
  • Operation: Each TPMS sensor is mounted inside a tire and constantly monitors the air pressure. When the pressure decreases, the sensor's internal diaphragm or structure deforms, causing a change in capacitance or generating a voltage.
  • Transmission: The sensor wirelessly transmits the pressure data to the vehicle's onboard computer, which processes the information and triggers a warning light on the dashboard if the pressure falls below a predefined threshold.

Manifold absolute pressure (MAP) sensor

  • Principle: MAP sensors often use a piezoresistive or capacitive element.
  • Operation: The MAP sensor measures the pressure in the engine's intake manifold. As the engine sucks in air, the pressure in the manifold changes. The sensor responds to these changes by altering its electrical properties, such as resistance or capacitance.
  • Signal Processing: The sensor's output is sent to the Engine Control Unit (ECU), which uses this data to optimize fuel injection and air-fuel mixture for engine performance and emissions control.

Oil pressure sensor

  • Principle: Oil pressure sensors typically use a piezoresistive sensing element.
  • Operation: The oil pressure sensor is mounted in the engine and monitors the pressure of engine oil. When the oil pressure changes, it causes a corresponding change in the sensor's electrical resistance.
  • Output: The sensor's output is sent to the ECU and may also be used to trigger a warning light on the dashboard if oil pressure drops too low.

Transmission fluid pressure sensor

  • Principle: These sensors often use piezoelectric or piezoresistive elements.
  • Operation: Transmission fluid pressure sensors monitor the hydraulic pressure in the transmission. Changes in pressure result in a change in the sensor's electrical properties.
  • Signal Processing: The sensor's output is used to control transmission functions, such as gear shifting and torque converter lockup.