HomeEmission Control > SensorsStandard Ignition AX3 Engine Intake Manifold Temperature Sensor
Part #: AX3

Standard Ignition AX3 Engine Intake Manifold Temperature Sensor

329 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Ford, Mazda, Mercury, Lincoln, and Merkur, Windstar, Aerostar, E-150 Econoline, E-150 Econoline Club Wagon, E-250 Econoline, E-350 Econoline, E-350 Econoline Club Wagon, F-250, F-350, Bronco, Contour, Escort, F-150, Mustang, Taurus, Thunderbird, 626, MX-6, Cougar, Mystique, Sable, Tracer, Crown Victoria, Explorer, Ranger, Tempo, Continental, Mark VIII, Town Car, B2300, B3000, B4000, Navajo, Grand Marquis, Topaz, Probe, Mark VII, Country Squire, E-250 Econoline Club Wagon, LTD Crown Victoria, Colony Park, Bronco II, Scorpio, EXP, Lynx, LTD, Capri, and Mark VI
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Overview of Standard Ignition AX3 Engine Intake Manifold Temperature Sensor

The Standard Ignition AX3 Engine Intake Manifold Temperature Sensor is designed for precise temperature monitoring in the intake manifold of select Ford, Lincoln, Mazda, and Mercury vehicles. This sensor ensures accurate engine management by providing reliable temperature data to the vehicle’s emission control system.

  • Attachment Method: Plug in for secure and straightforward connection
  • Color: White and gold components for corrosion resistance and durability
  • Connector: Female, round shape with one connector for easy integration
  • Mounting Type: Screw-in with an 18mm x 1.50 thread size for a firm fit
  • Terminal: Two male pin terminals for stable electrical contact
  • Voltage: 12V operation compatible with standard vehicle electrical systems
  • Hardware and mounting brackets are not included, sensor only

Detailed Product Description

The AX3 sensor from Standard Ignition is engineered to meet OEM specifications for engine intake manifold temperature sensing. Its plug-in attachment method and round female connector simplify installation and replacement. The sensor’s screw-in mounting type with an 18mm x 1.50 thread size ensures a secure fit in the intake manifold port. Featuring two male pin terminals, the sensor maintains consistent electrical connectivity, supporting accurate temperature readings essential for engine control units (ECUs) to optimize fuel mixture and emissions.

This sensor is compatible with a wide range of vehicles including Ford models such as the F-150, Mustang, Explorer, and Taurus; Lincoln models like the Continental and Town Car; Mazda vehicles including the 626 and MX-6; and Mercury models such as the Cougar and Grand Marquis. The part number AX3 is specific to this sensor, ensuring proper fitment and function in these applications.

Common Applications and Issues Addressed

  • Helps maintain optimal engine performance by providing accurate intake air temperature data
  • Prevents engine misfires caused by incorrect temperature readings
  • Supports emission control systems to reduce harmful exhaust output
  • Resolves check engine light triggers related to intake manifold temperature sensor faults
  • Improves fuel efficiency by enabling precise air-fuel mixture adjustments

Installation Notes and Tips

  • Ensure the engine is cool before removing the old sensor to avoid injury
  • Use the correct 18mm x 1.50 thread size socket for sensor removal and installation
  • Verify the connector is fully seated and locked to prevent electrical issues
  • Do not overtighten the sensor to avoid damage to the intake manifold threads
  • Check for any wiring harness damage before installation; wiring harness is not included

Quality Assurance and Warranty

Standard Ignition manufactures the AX3 sensor to meet strict quality standards, ensuring reliable performance and durability. While hardware and mounting brackets are not included, the sensor itself is built to OEM specifications. Please consult the product documentation or manufacturer for warranty details applicable to this part number.

BrandStandard Ignition
Part NumberAX3
Attachment MethodPlug In
ColorWhite, Gold
Connector GenderFemale
Connector ShapeRound
Connector TypePlug In
ContentsSensor
Hardware IncludedNo
Mounting Bracket(s) IncludedNo
Mounting TypeScrew-in
Terminal GenderMale
Terminal TypePin
Thread Size (mm)18MMX1.50
Voltage12
Wiring Harness IncludedNo

This part fits 329 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersFuel TypePositionNotes
2000FordWindstar3.8LV6N/A
1999FordWindstar3.8LV6N/A
1998FordWindstar3.8LV6N/A
1997FordAerostarN/A
1997FordWindstar3.8LV6N/A
1996FordAerostarN/A
1996FordE-150 Econoline5.8LV8N/A
1996FordE-150 Econoline Club Wagon5.8LV8N/A
1996FordE-250 Econoline5.8LV8N/A
1996FordE-350 Econoline5.8LV8N/A
1996FordE-350 Econoline7.5LV8N/A
1996FordE-350 Econoline Club Wagon5.8LV8N/A
1996FordE-350 Econoline Club Wagon7.5LV8N/A
1996FordF-2507.5LV8N/A
1996FordF-3507.5LV8N/A
1996FordWindstar3.8LV6N/A
1995FordAerostarN/A
1995FordBronco5.0LV8N/A
1995FordBronco5.8LV8N/Aw/o Calif. or Mass. Emissions
1995FordContour2.0LL4N/A
1995FordE-150 Econoline5.0LV8N/A
1995FordE-150 Econoline4.9LL6N/Aw/o Calif. or Mass. Emissions
1995FordE-150 Econoline5.8LV8N/Aw/o Calif. or Mass. Emissions
1995FordE-150 Econoline Club Wagon5.0LV8N/A
1995FordE-150 Econoline Club Wagon4.9LL6N/Aw/o Calif. or Mass. Emissions
1995FordE-150 Econoline Club Wagon5.8LV8N/Aw/o Calif. or Mass. Emissions
1995FordE-250 Econoline4.9LL6N/Aw/o Calif. or Mass. Emissions
1995FordE-250 Econoline5.8LV8N/Aw/o Calif. or Mass. Emissions
1995FordE-350 Econoline7.5LV8N/A
1995FordE-350 Econoline4.9LL6N/Aw/o Calif. or Mass. Emissions
1995FordE-350 Econoline5.8LV8N/Aw/o Calif. or Mass. Emissions
1995FordE-350 Econoline Club Wagon7.5LV8N/A
1995FordE-350 Econoline Club Wagon4.9LL6N/Aw/o Calif. or Mass. Emissions
1995FordE-350 Econoline Club Wagon5.8LV8N/Aw/o Calif. or Mass. Emissions
1995FordEscortN/A
1995FordF-1505.0LV8N/AScrew Type
1995FordF-1504.9LL6N/Aw/o Calif. or Mass. Emissions
1995FordF-1505.8LV8N/Aw/o Calif. or Mass. Emissions
1995FordF-2504.9LL6GASN/ACompatible with vehicles equipped with Federal Emissions.
1995FordF-2505.0LV8N/AScrew Type
1995FordF-2507.5LV8N/ACompatible with vehicles equipped with Federal Emissions.
1995FordF-3504.9LL6N/ACompatible with vehicles equipped with Federal Emissions.
1995FordF-3507.5LV8N/ACompatible with vehicles equipped with Federal Emissions.
1995FordMustang3.8LV6N/A
1995FordMustang5.0LV8N/A
1995FordTaurus3.0LV6GASN/A
1995FordTaurus3.2LV6N/A
1995FordTaurus3.8LV6N/A
1995FordThunderbird3.8LV6N/A
1995FordThunderbird4.6LV8N/A
1995FordWindstar3.8LV6N/A
1995Mazda626Automatic2.0LL4N/A
1995MazdaMX-6Automatic2.0LL4N/A
1995MercuryCougarN/A
1995MercuryMystique2.0LL4N/A
1995MercurySableN/A
1995MercuryTracer1.9LL4N/A
1994FordAerostarN/A
1994FordBroncoN/A
1994FordCrown VictoriaN/A
1994FordE-150 EconolineN/A
1994FordE-150 Econoline Club WagonN/A
1994FordE-250 EconolineN/A
1994FordE-350 EconolineN/A
1994FordE-350 Econoline Club WagonN/A
1994FordEscortN/A
1994FordExplorerN/A
1994FordF-150N/A
1994FordF-250N/A
1994FordF-3504.9LL6N/A
1994FordF-3507.5LV8N/A
1994FordF-3505.8LV8N/A
1994FordMustang3.8LV6N/A
1994FordRanger3.0LV6N/A
1994FordRanger4.0LV6N/Aw/ Screw-On Rotor
1994FordTaurusGASN/A
1994FordTempoN/A
1994FordThunderbird3.8LV6N/A
1994LincolnContinentalN/A
1994LincolnMark VIIIN/A
1994LincolnTown CarN/A
1994Mazda626Automatic2.5LV6N/A
1994MazdaB2300N/A
1994MazdaB3000N/A
1994MazdaB40004.0LV6N/A
1994MazdaMX-6Automatic2.0LL4N/A
1994MazdaNavajoN/A
1994MercuryCougarN/A
1994MercuryGrand Marquis4.6LV8N/A
1994MercurySableN/A
1994MercuryTopazN/A
1994MercuryTracer1.9LL4N/A
1993FordAerostarN/A
1993FordBroncoN/A
1993FordCrown VictoriaN/A
1993FordE-150 EconolineN/A
1993FordE-150 Econoline Club WagonN/A
1993FordE-250 EconolineN/A
1993FordE-350 EconolineN/A
1993FordE-350 Econoline Club WagonN/A
1993FordEscortN/A
1993FordExplorerN/A
1993FordF-150N/A
1993FordF-250N/A
1993FordF-350N/A
1993FordMustang5.0LV8N/A
1993FordProbeManual2.0LL4N/A
1993FordRanger2.3LL4N/A
1993FordRanger3.0LV6N/A
1993FordRanger4.0LV6N/A
1993FordTaurusGASN/A
1993FordTempoN/A
1993FordThunderbirdN/A
1993LincolnContinentalN/A
1993LincolnMark VIIIN/A
1993LincolnTown CarN/A
1993Mazda626Automatic2.5LV6N/A
1993MazdaMX-6Automatic2.0LL4N/A
1993MazdaMX-62.5LV6N/A
1993MazdaNavajoN/A
1993MercuryCougarN/A
1993MercuryGrand Marquis4.6LV8N/A
1993MercurySableN/A
1993MercuryTopazN/A
1993MercuryTracer1.9LL4N/A
1992FordAerostarN/A
1992FordBroncoN/A
1992FordCrown VictoriaN/A
1992FordE-150 EconolineN/A
1992FordE-150 Econoline Club WagonN/A
1992FordE-250 EconolineN/A
1992FordE-350 EconolineN/A
1992FordE-350 Econoline Club WagonN/A
1992FordEscortN/A
1992FordExplorerN/A
1992FordF-150N/A
1992FordF-250N/A
1992FordF-350N/A
1992FordMustang5.0LV8N/A
1992FordMustang2.3LL4N/A
1992FordProbe3.0LV6N/A
1992FordRanger2.3LL4N/A
1992FordRanger2.9LV6N/A
1992FordRanger3.0LV6N/A
1992FordRanger4.0LV6N/A
1992FordTaurusN/A
1992FordTempoN/A
1992FordThunderbirdN/A
1992LincolnContinentalN/A
1992LincolnMark VIIN/A
1992LincolnTown CarN/A
1992MazdaNavajoN/A
1992MercuryCougarN/A
1992MercuryGrand Marquis4.6LV8N/A
1992MercurySableN/A
1992MercuryTopazN/A
1992MercuryTracer1.9LL4N/A
1991FordAerostarN/A
1991FordBroncoN/A
1991FordE-150 EconolineN/A
1991FordE-150 Econoline Club WagonN/A
1991FordE-250 EconolineN/A
1991FordE-250 Econoline Club WagonN/A
1991FordE-350 EconolineN/A
1991FordE-350 Econoline Club WagonN/A
1991FordEscortN/A
1991FordExplorerN/A
1991FordF-150N/A
1991FordF-250N/A
1991FordF-350N/A
1991FordLTD Crown VictoriaN/A
1991FordMustang2.3LL4N/A
1991FordMustang5.0LV8N/A
1991FordProbe3.0LV6N/A
1991FordRanger2.3LL4N/A
1991FordRanger2.9LV6N/A
1991FordRanger3.0LV6N/A
1991FordRanger4.0LV6N/A
1991FordTaurusN/A
1991FordTempoN/A
1991FordThunderbirdN/A
1991LincolnContinentalN/A
1991LincolnMark VIIN/A
1991LincolnTown CarN/A
1991MazdaNavajoN/A
1991MercuryColony Park5.0LV8N/A
1991MercuryCougarN/A
1991MercuryGrand Marquis5.0LV8N/A
1991MercurySableN/A
1991MercuryTopazN/A
1991MercuryTracer1.9LL4N/A
1990FordAerostarN/A
1990FordBroncoN/A
1990FordBronco IIN/A
1990FordE-150 EconolineN/A
1990FordE-150 Econoline Club WagonN/A
1990FordE-250 EconolineN/A
1990FordE-250 Econoline Club WagonN/A
1990FordE-350 EconolineN/A
1990FordE-350 Econoline Club WagonN/A
1990FordEscortN/A
1990FordF-150N/A
1990FordF-250N/A
1990FordF-350N/A
1990FordLTD Crown VictoriaN/A
1990FordMustang5.0LV8N/A
1990FordProbe3.0LV6N/A
1990FordRanger4.0LV6N/A
1990FordRanger2.9LV6N/A
1990FordRanger2.3LL4N/A
1990FordTempoN/A
1990FordThunderbirdN/A
1990LincolnContinentalN/A
1990LincolnMark VIIN/A
1990LincolnTown CarN/A
1990MercuryColony Park5.0LV8N/A
1990MercuryCougarN/A
1990MercuryGrand Marquis5.0LV8N/A
1990MercurySableN/A
1990MercuryTopazN/A
1989FordAerostarN/A
1989FordBroncoN/A
1989FordBronco IIN/A
1989FordE-150 EconolineN/A
1989FordE-150 Econoline Club WagonN/A
1989FordE-250 EconolineN/A
1989FordE-250 Econoline Club WagonN/A
1989FordE-350 EconolineN/A
1989FordE-350 Econoline Club WagonN/A
1989FordEscortN/A
1989FordF-150N/A
1989FordF-250N/A
1989FordF-350N/A
1989FordLTD Crown VictoriaN/A
1989FordMustang5.0LV8N/A
1989FordRanger2.9LV6N/A
1989FordThunderbirdN/A
1989LincolnContinentalN/A
1989LincolnMark VIIN/A
1989LincolnTown CarN/A
1989MercuryColony Park5.0LV8N/A
1989MercuryCougarN/A
1989MercuryGrand Marquis5.0LV8N/A
1989MercurySableN/A
1988FordAerostarN/A
1988FordBroncoN/A
1988FordBronco IIN/A
1988FordE-150 EconolineN/A
1988FordE-150 Econoline Club WagonN/A
1988FordE-250 EconolineN/A
1988FordE-250 Econoline Club WagonN/A
1988FordE-350 EconolineN/A
1988FordE-350 Econoline Club WagonN/A
1988FordEscortN/A
1988FordF-150N/A
1988FordF-250N/A
1988FordF-350N/A
1988FordLTD Crown VictoriaN/A
1988FordMustang5.0LV8N/A
1988FordRanger2.3LL4N/A
1988FordRanger2.9LV6N/A
1988FordTempo2.3LL4N/AIntake Manifold Absolute Pressure Sensor (MAP)
1988FordThunderbirdN/A
1988LincolnContinentalN/A
1988LincolnMark VIIN/A
1988LincolnTown CarN/A
1988MercuryColony Park5.0LV8N/A
1988MercuryCougarN/A
1988MercuryGrand Marquis5.0LV8N/A
1988MercurySableN/A
1987FordAerostarN/A
1987FordBroncoN/A
1987FordBronco IIN/A
1987FordE-150 EconolineN/A
1987FordE-150 Econoline Club WagonN/A
1987FordE-250 EconolineN/A
1987FordE-250 Econoline Club WagonN/A
1987FordE-350 EconolineN/A
1987FordE-350 Econoline Club WagonN/A
1987FordEscortN/A
1987FordF-1504.9LL6N/A
1987FordF-2504.9LL6N/A
1987FordF-3504.9LL6N/A
1987FordLTD Crown VictoriaN/A
1987FordMustang5.0LV8N/A
1987FordRanger2.3LL4N/A
1987FordRanger2.9LV6N/A
1987FordThunderbird2.3LL4N/A
1987FordThunderbird5.0LV8N/A
1987LincolnContinentalN/A
1987LincolnMark VIIN/A
1987LincolnTown CarN/A
1987MercuryColony Park5.0LV8N/A
1987MercuryCougar5.0LV8N/A
1987MercuryGrand Marquis5.0LV8N/A
1987MercuryLynx1.9LL4N/A
1987MercurySableN/A
1986FordAerostarN/A
1986FordBronco5.0LV8N/A
1986FordBronco IIN/A
1986FordE-150 Econoline4.9LL6N/Aw/o Calif. or Mass. Emissions; On Intake Manifold
1986FordE-150 Econoline5.0LV8N/AIntake Manifold Absolute Pressure Sensor (MAP)
1986FordE-150 Econoline Club Wagon5.0LV8N/AIntake Manifold Absolute Pressure Sensor (MAP)
1986FordE-150 Econoline Club Wagon4.9LL6N/Aw/o Calif. or Mass. Emissions; On Intake Manifold
1986FordE-250 Econoline5.0LV8N/A
1986FordE-250 Econoline4.9LL6N/Aw/o Calif. or Mass. Emissions
1986FordF-1505.0LV8N/A
1986FordLTD5.0LV8N/A
1986FordRanger2.9LV6N/A
1986FordThunderbird5.0LV8N/A
1986LincolnContinentalN/A
1986LincolnMark VIIN/A
1986LincolnTown CarN/A
1986MercuryCapri5.0LV8N/A
1986MercuryCougar5.0LV8N/A
1986MercuryGrand Marquis5.0LV8N/A
1986MercurySableN/A
1985FordBronco IIN/A
1985FordRanger2.8LV6N/A
1985LincolnMark VIIN/A
1985LincolnTown CarN/A
1984FordBronco II2.8LV6N/A
1983LincolnMark VI5.0LV8N/A
1983LincolnTown CarN/A
1982FordMustang5.0LV8N/Aw/ EEC
1982FordThunderbirdN/A
1982LincolnMark VI5.0LV8N/A
1982LincolnTown CarN/A
1981LincolnTown CarN/A

* 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:

12100139-101158-076218-76012-ATS5210-1002213-114431018385415874H350415S103672-450975858ATS5AX3TD4AF12A697ADY670FS1518845ATS10003TS5200TS5200SBWT385

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