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Standard Ignition PS-423 Engine Oil Pressure SwitchOE Quality 60-Day Returns
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Part #: PS-423

Standard Ignition PS-423 Engine Oil Pressure Switch

⚙️ 230 vehicles fit this part
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mazda, Ford, and Mercury, 5, MX-5 Miata, MX-5, 3, 3 Sport, EcoSport, CX-7, Escape, 6, Mariner, Focus, and Tribute
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Not what you need? Click here for all Engine Oil Pressure Switch options

Reliable Engine Oil Pressure Switch for Ford, Jaguar, and More

The Standard Ignition PS-423 Engine Oil Pressure Switch is designed to provide accurate oil pressure monitoring for a range of vehicles including Ford, Jaguar, Land Rover, Lincoln, Mazda, and Mercury models. This essential engine component helps maintain optimal engine performance and protects your vehicle from potential damage caused by oil pressure issues.

  • Compatible with multiple Ford, Jaguar, Land Rover, Lincoln, Mazda, and Mercury models
  • Direct replacement for engine oil pressure switch applications
  • Ensures accurate oil pressure readings to protect engine health
  • Durable construction for long-lasting performance
  • Part number PS-423 for easy identification and fitment

Product Details and Compatibility

The Standard Ignition PS-423 Engine Oil Pressure Switch is engineered to meet or exceed OEM specifications, ensuring reliable operation across a variety of vehicles. This switch is compatible with popular models such as the Ford Mustang, Explorer, Fusion, Fiesta, and Focus, as well as Jaguar XE and XF, Land Rover Discovery Sport and Range Rover Evoque, Lincoln MKZ and MKC, Mazda 3 and MX-5 Miata, and Mercury Mariner and SSV Plug-In Hybrid. The PS-423 switch monitors engine oil pressure and sends signals to the vehicle’s engine control system or dashboard gauge, helping to prevent engine damage due to low oil pressure.

Common Applications and Problem Resolution

  • Prevents engine damage caused by inaccurate oil pressure readings
  • Resolves oil pressure warning light malfunctions
  • Eliminates false oil pressure alerts on compatible Ford and Jaguar vehicles
  • Restores proper engine oil pressure monitoring in Mazda and Land Rover models
  • Addresses intermittent or failed oil pressure switch issues in Lincoln and Mercury cars

Installation Notes and Tips

When installing the Standard Ignition PS-423 Engine Oil Pressure Switch, ensure the engine is cool and the ignition is off. Locate the existing oil pressure switch on the engine block, disconnect the electrical connector, and carefully remove the old switch. Apply thread sealant if recommended by the vehicle manufacturer, then install the new PS-423 switch and reconnect the electrical connector. Verify proper installation by checking for oil leaks and confirming the oil pressure warning light functions correctly during engine startup.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet strict quality standards, providing dependable performance and durability. The PS-423 Engine Oil Pressure Switch undergoes rigorous testing to ensure compatibility and reliability across all listed vehicle models. This part is backed by Standard Ignition’s limited warranty, covering defects in materials and workmanship under normal use conditions.

BrandStandard Ignition
Part NumberPS-423
ColorGreen, Silver
Connector GenderFemale
Connector TypePlug In
FinishMetal, Plastic
Terminal GenderMale
Terminal TypeBlade

This part fits 230 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2023FordMustang2.3LL4N/A
2022FordEcoSport2.0LL4N/A
2021FordEcoSport1.0LL3N/A
2020FordEcoSport1.0LL3N/A
2020FordFusionN/A
2020FordSSV Plug-In Hybrid2.0LL4N/A
2020LincolnMKZFULL HYBRID EV-GAS (FHEV)N/A
2019FordEcoSport1.0LL3N/A
2019FordEscapeN/A
2019FordFiestaN/A
2019FordFusionN/A
2019FordSSV Plug-In Hybrid2.0LL4N/A
2019LincolnMKC2.3LL4N/A
2019LincolnMKZFULL HYBRID EV-GAS (FHEV)N/A
2018FordC-Max2.0LL4N/A
2018FordEcoSport1.0LL3N/A
2018FordEscapeN/A
2018FordFiestaN/A
2018FordFocusN/A
2018FordFusionN/A
2018LincolnMKC2.3LL4N/A
2018LincolnMKZFULL HYBRID EV-GAS (FHEV)N/A
2017FordC-Max2.0LL4N/A
2017FordEcoSport2.0LL4N/Aw/ Gauge
2017FordEscapeN/A
2017FordFiestaN/A
2017FordFocusN/A
2017FordFusionN/A
2017FordTaurusN/A
2017JaguarXE2.0LL4GASN/A
2017JaguarXF2.0LL4N/A
2017Land RoverDiscovery Sport2.0LL4N/A
2017Land RoverRange Rover Evoque2.0LL4N/A
2017LincolnMKC2.3LL4N/A
2017LincolnMKZFULL HYBRID EV-GAS (FHEV)N/A
2016FordC-Max2.0LL4N/A
2016FordEcoSport2.0LL4N/Aw/ Gauge
2016FordEscapeN/A
2016FordFiestaN/A
2016FordFocusN/A
2016FordFusionN/A
2016FordTaurusN/A
2016Land RoverDiscovery Sport2.0LL4N/A
2016Land RoverRange Rover Evoque2.0LL4N/A
2016LincolnMKCN/A
2016LincolnMKT2.0LL4N/A
2016LincolnMKZN/A
2015FordC-Max2.0LL4N/A
2015FordEcoSport2.0LL4N/Aw/ Gauge
2015FordEdge2.0LL4N/A
2015FordEscapeN/A
2015FordExplorerN/A
2015FordFiestaN/A
2015FordFocusN/A
2015FordFusionN/A
2015FordTaurusN/A
2015JaguarXF2.0LL4N/A
2015Land RoverDiscovery Sport2.0LL4N/A
2015Land RoverLR22.0LL4N/A
2015Land RoverRange Rover Evoque2.0LL4N/A
2015LincolnMKCN/A
2015LincolnMKT2.0LL4N/A
2015LincolnMKZ2.0LL4N/A
2015Mazda5N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2015Mazda52.5LL4N/ACompatible with engines that have oil pressure gauges.
2015MazdaMX-5 MiataN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2015MazdaMX-5 Miata2.0LL4N/ACompatible with engines that have oil pressure gauges.
2014FordEcoSport2.0LL4N/Aw/ Gauge
2014FordEdgeN/A
2014FordEscapeN/A
2014FordExplorerN/A
2014FordFiestaN/A
2014FordFocusN/A
2014FordFusionN/A
2014FordTaurusN/A
2014JaguarXF2.0LL4N/A
2014Land RoverLR22.0LL4N/A
2014Land RoverRange Rover Evoque2.0LL4N/A
2014LincolnMKT2.0LL4N/A
2014LincolnMKZ2.0LL4N/A
2014Mazda5N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2014Mazda52.5LL4N/ACompatible with engines that have oil pressure gauges.
2014MazdaMX-52.0LL4N/ACompatible with engines that have oil pressure gauges.
2014MazdaMX-5 MiataN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2014MazdaMX-5 Miata2.0LL4N/ACompatible with engines that have oil pressure gauges.
2013FordEdgeN/A
2013FordEscapeN/A
2013FordExplorerN/A
2013FordFiestaN/A
2013FordFocusN/A
2013FordFusionN/A
2013FordTaurusN/A
2013JaguarXF2.0LL4N/A
2013Land RoverLR22.0LL4N/A
2013Land RoverRange Rover Evoque2.0LL4N/A
2013LincolnMKT2.0LL4N/A
2013LincolnMKZ2.0LL4N/A
2013Mazda32.0LL4N/Aw/o Skyactiv Technology; Light
2013Mazda32.5LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2013Mazda32.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2013Mazda32.0LL4N/ACompatible with engines that have oil pressure gauges.
2013Mazda32.3LL4N/ACompatible with engines that have oil pressure gauges.
2013Mazda32.5LL4N/ACompatible with engines that have oil pressure gauges.
2013Mazda3 Sport2.0LL4N/ACompatible with engines that have oil pressure gauges.
2013Mazda3 Sport2.5LL4N/ACompatible with engines that have oil pressure gauges.
2013Mazda5N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2013Mazda52.5LL4N/ACompatible with engines that have oil pressure gauges.
2013MazdaMX-52.0LL4N/ACompatible with engines that have oil pressure gauges.
2013MazdaMX-5 MiataN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2013MazdaMX-5 Miata2.0LL4N/ACompatible with engines that have oil pressure gauges.
2012FordEcoSport2.0LL4N/ACompatible with engines that have oil pressure gauges.
2012FordEdgeN/A
2012FordExplorerN/A
2012FordFiestaN/A
2012FordFocusN/A
2012Land RoverRange Rover Evoque2.0LL4N/A
2012Mazda32.5LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2012Mazda32.0LL4N/Aw/o Skyactiv Technology; Light
2012Mazda32.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2012Mazda32.0LL4N/ACompatible with engines that have oil pressure gauges.
2012Mazda32.3LL4N/ACompatible with engines that have oil pressure gauges.
2012Mazda32.5LL4N/ACompatible with engines that have oil pressure gauges.
2012Mazda3 Sport2.0LL4N/ACompatible with engines that have oil pressure gauges.
2012Mazda3 Sport2.5LL4N/ACompatible with engines that have oil pressure gauges.
2012Mazda5N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2012Mazda52.5LL4N/ACompatible with engines that have oil pressure gauges.
2012MazdaCX-7N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2012MazdaCX-72.3LL4N/ACompatible with engines that have oil pressure gauges.
2012MazdaCX-72.5LL4N/ACompatible with engines that have oil pressure gauges.
2012MazdaMX-52.0LL4N/ACompatible with engines that have oil pressure gauges.
2012MazdaMX-5 MiataN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2012MazdaMX-5 Miata2.0LL4N/ACompatible with engines that have oil pressure gauges.
2011FordEcoSport2.0LL4N/ACompatible with engines that have oil pressure gauges.
2011FordFiestaN/A
2011Mazda3N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2011Mazda32.0LL4N/ACompatible with engines that have oil pressure gauges.
2011Mazda32.3LL4N/ACompatible with engines that have oil pressure gauges.
2011Mazda32.5LL4N/ACompatible with engines that have oil pressure gauges.
2011MazdaCX-7N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2011MazdaCX-72.3LL4N/ACompatible with engines that have oil pressure gauges.
2011MazdaCX-72.5LL4N/ACompatible with engines that have oil pressure gauges.
2011MazdaMX-52.0LL4N/ACompatible with engines that have oil pressure gauges.
2011MazdaMX-5 MiataN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2011MazdaMX-5 Miata2.0LL4N/ACompatible with engines that have oil pressure gauges.
2010FordEcoSport2.0LL4N/ACompatible with engines that have oil pressure gauges.
2010Mazda32.0LL4N/ASolenoid Pack; Light
2010Mazda32.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2010Mazda32.5LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2010Mazda32.0LL4N/ACompatible with engines that have oil pressure gauges.
2010Mazda32.3LL4N/ACompatible with engines that have oil pressure gauges.
2010Mazda32.5LL4N/ACompatible with engines that have oil pressure gauges.
2010Mazda5N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2010Mazda52.3LL4N/ACompatible with engines that have oil pressure gauges.
2010MazdaCX-72.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2010MazdaCX-72.3LL4N/ACompatible with engines that have oil pressure gauges.
2010MazdaCX-72.5LL4N/ACompatible with engines that have oil pressure gauges.
2010MazdaMX-52.0LL4N/ACompatible with engines that have oil pressure gauges.
2010MazdaMX-5 MiataN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2010MazdaMX-5 Miata2.0LL4N/ACompatible with engines that have oil pressure gauges.
2009FordEcoSport2.0LL4N/ACompatible with engines that have oil pressure gauges.
2009Mazda3N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2009Mazda32.0LL4N/ACompatible with engines that have oil pressure gauges.
2009Mazda32.3LL4N/ACompatible with engines that have oil pressure gauges.
2009Mazda5N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2009Mazda52.3LL4N/ACompatible with engines that have oil pressure gauges.
2009MazdaCX-7N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2009MazdaCX-72.3LL4N/ACompatible with engines that have oil pressure gauges.
2009MazdaMX-52.0LL4N/ACompatible with engines that have oil pressure gauges.
2009MazdaMX-5 MiataN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2009MazdaMX-5 Miata2.0LL4N/ACompatible with engines that have oil pressure gauges.
2008FordEcoSport2.0LL4N/ACompatible with engines that have oil pressure gauges.
2008FordEscape2.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2008Mazda3N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2008Mazda32.0LL4N/ACompatible with engines that have oil pressure gauges.
2008Mazda32.3LL4N/ACompatible with engines that have oil pressure gauges.
2008Mazda5N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2008Mazda52.3LL4N/ACompatible with engines that have oil pressure gauges.
2008Mazda62.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2008Mazda62.3LL4N/ACompatible with engines that have oil pressure gauges.
2008MazdaCX-7N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2008MazdaCX-72.3LL4N/ACompatible with engines that have oil pressure gauges.
2008MazdaMX-52.0LL4N/ACompatible with engines that have oil pressure gauges.
2008MazdaMX-5 MiataN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2008MazdaMX-5 Miata2.0LL4N/ACompatible with engines that have oil pressure gauges.
2008MercuryMariner2.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2007FordEcoSport2.0LL4N/ACompatible with engines that have oil pressure gauges.
2007FordEscape2.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2007FordFocusN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2007Mazda3N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2007Mazda32.0LL4N/ACompatible with engines that have oil pressure gauges.
2007Mazda32.3LL4N/ACompatible with engines that have oil pressure gauges.
2007Mazda5N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2007Mazda52.3LL4N/ACompatible with engines that have oil pressure gauges.
2007Mazda62.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2007Mazda62.3LL4N/ACompatible with engines that have oil pressure gauges.
2007MazdaCX-7N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2007MazdaCX-72.3LL4N/ACompatible with engines that have oil pressure gauges.
2007MazdaMX-52.0LL4N/ACompatible with engines that have oil pressure gauges.
2007MazdaMX-5 MiataN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2007MazdaMX-5 Miata2.0LL4N/ACompatible with engines that have oil pressure gauges.
2007MercuryMariner2.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2006FordEcoSport2.0LL4N/ACompatible with engines that have oil pressure gauges.
2006FordEscape2.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2006FordFocusN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2006Mazda3N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2006Mazda32.0LL4N/ACompatible with engines that have oil pressure gauges.
2006Mazda32.3LL4N/ACompatible with engines that have oil pressure gauges.
2006Mazda5N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2006Mazda52.3LL4N/ACompatible with engines that have oil pressure gauges.
2006Mazda62.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2006Mazda62.3LL4N/ACompatible with engines that have oil pressure gauges.
2006MazdaMX-52.0LL4N/ACompatible with engines that have oil pressure gauges.
2006MazdaMX-5 MiataN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2006MazdaMX-5 Miata2.0LL4N/ACompatible with engines that have oil pressure gauges.
2006MazdaTribute2.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2006MercuryMariner2.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2005FordEcoSport2.0LL4N/ACompatible with engines that have oil pressure gauges.
2005FordEscape2.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2005FordFocusN/AEngine Oil Pressure Switch fits various car and truck makes and models.
2005Mazda3N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2005Mazda62.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2005Mazda63.0LV6N/ACompatible with engines that have oil pressure gauges.
2005MazdaTribute2.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2005MercuryMariner2.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2004FordEcoSport2.0LL4N/ACompatible with engines that have oil pressure gauges.
2004FordFocus2.3LL4N/ACompatible with engines that have oil pressure gauges.
2004Mazda3N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2004Mazda62.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.
2003FordFocus2.3LL4N/ACompatible with engines that have oil pressure gauges.
2003Mazda62.3LL4N/AEngine Oil Pressure Switch fits various car and truck makes and models.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

136351217-06441S6895201-17762OPS000253-3377280023L3H518501OP6885OP6885SBPS423TPS560S4322SBA1051SW6682

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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