Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
JOIN GEARS TO SAVE 5%
Shop All Brands Shop All Vehicles

  2. Auto Parts
  3. Engine Components
  4. Sensors
  5. Air Charge Temperature Sensor
  6. NGK AJ0021

NGK AJ0021 Air Charge Temperature Sensor

NGK AJ0021 Air Charge Temperature Sensor Image 1
NGK AJ0021 Air Charge Temperature Sensor Image 2
NGK AJ0021 Air Charge Temperature Sensor Image 3
NGK AJ0021 Air Charge Temperature Sensor Image 4
NGK AJ0021 Air Charge Temperature Sensor

NGK
Brand:NGK
Part Number: AJ0021
UPC: 087295758526
Weight: 0.07 lbs
Condition:New



On Sale:

$16.63

Availability:
3 in Stock
Warehouse: US-1
Quantity:

Product Information

Description:

Get the NGK AJ0021 Air Charge Temperature Sensor for your vehicle. Buy now and secure your purchase online!

Building upon a foundation of premium full-line products established under NGK ignition and NTK oxygen sensor products, NTKs expansion to technical sensors is part of our ongoing commitment to streamline product types and increase coverage under one premium brand: NTK, The Sensor Specialist. With over 80 years of automotive expertise, NGKs family of automotive products are driven by extreme dedication to innovation, performance and quality. NTK is the only OE supplier with a full line of technical sensors in the aftermarket for import and domestic vehicles. Drawing from OE experience, NTK sensors undergo extreme testing conditions that include thermal shock, vibration and OBD verification. NTK sensors are manufactured to ensure a quality that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for full-line market support and OE application technology.

Features and Benefits:

  • Backed by a 3 year/36,000-mile warranty.
  • NTK's Air Charge Temperature Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to ensure proper monitoring of air temperature entering the engine.
  • The Air Charge Temperature Sensor is used by the Engine Control Unit (ECU) to measure air density for fuel mixture control, which allows it to make continuous adjustments to the engine's air / fuel mixture for maximum fuel efficiency.

Specifications:

Connector Gender:
Female
Connector Quantity:
1
Connector Shape:
Rectangular
Mounting Hardware Included:
No
Terminal Gender:
Male
Terminal Quantity:
2
Terminal Type:
Blade
BWD #:
WT3085
BWD #:
WT5668
Beck/Arnley #:
158-0778
Delphi #:
TS10098
Echlin #:
TS4056
Ford #:
9C1Z-12A697-B
Ford #:
F62F-12A697-AA
Ford #:
F62Z-12A697-AA
Ford #:
F6SF-12A697-AA
Ford #:
F6SZ-12A697-A
Ford #:
F6ZF-12A697-AA
Ford #:
F6ZZ-12A697-AA
Mazda #:
FSB9-18-845
Motorcraft #:
DY1159
Motorcraft #:
DY754
Motorcraft #:
DY798
Standard Motor Products #:
AX232
Standard Motor Products #:
AX35
Walker Products #:
210-1026
CA Prop 65 :
WARNING: This product contains a chemical known to the State of California to cause Cancer and Reproductive Harm.
Country of Origin:
MX

Manufacturer Warranty:

36 Months

Select a vehicle to narrow NGK AJ0021 Air Charge Temperature Sensor fitment info!

Last Updated: 09/10/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

1997

 

1997

 
Ford Aerostar

4.0L V6 Gas OHV
1
 
NTK Air Charge Temperature Sensor
 

Ford Aerostar



4.0L V6 Gas OHV NTK Air Charge Temperature Sensor

1 Per Vehicle

1997

 

1996

 

1997

 

1996

 
Ford Aerostar

3.0L V6 Gas OHV
1
 
NTK Air Charge Temperature Sensor
 

Ford Aerostar



3.0L V6 Gas OHV NTK Air Charge Temperature Sensor

1 Per Vehicle

1996

 

1996

 
Ford Aerostar

4.0L V6 Gas OHV
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
 

Ford Aerostar



4.0L V6 Gas OHV NTK Air Charge Temperature Sensor
Thread-In Type

1 Per Vehicle

1997

 

1997

 
Ford Contour

2.0L L4 Bi-Fuel DOHC
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: Z
 

Ford Contour



2.0L L4 Bi-Fuel DOHC NTK Air Charge Temperature Sensor
8th VIN Digit: Z

1 Per Vehicle

1997

 

1997

 
Ford Contour

2.0L L4 Gas DOHC
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: 3
 

Ford Contour



2.0L L4 Gas DOHC NTK Air Charge Temperature Sensor
8th VIN Digit: 3

1 Per Vehicle

1999

 

1999

 
Ford Crown Victoria

4.6L V8 CNG SOHC
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: 9
 

Ford Crown Victoria



4.6L V8 CNG SOHC NTK Air Charge Temperature Sensor
8th VIN Digit: 9

1 Per Vehicle

1998

 

1998

 
Ford Crown Victoria

4.6L V8 CNG SOHC,
4.6L V8 Gas SOHC
1
 
NTK Air Charge Temperature Sensor
 

Ford Crown Victoria



4.6L V8 CNG SOHC,
4.6L V8 Gas SOHC NTK Air Charge Temperature Sensor

1 Per Vehicle

1996

 

1996

 
Ford E-150 Econoline

4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.8L V8 Gas OHV
1
 
NTK Air Charge Temperature Sensor
 

Ford E-150 Econoline



4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.8L V8 Gas OHV NTK Air Charge Temperature Sensor

1 Per Vehicle

1996

 

1996

 
Ford E-150 Econoline Club Wagon

4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.8L V8 Gas OHV
1
 
NTK Air Charge Temperature Sensor
 

Ford E-150 Econoline Club Wagon



4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.8L V8 Gas OHV NTK Air Charge Temperature Sensor

1 Per Vehicle

1996

 

1996

 
Ford E-250 Econoline

4.9L L6 Bi-Fuel OHV,
4.9L L6 Gas OHV,
5.8L V8 Gas OHV
1
 
NTK Air Charge Temperature Sensor
 

Ford E-250 Econoline



4.9L L6 Bi-Fuel OHV,
4.9L L6 Gas OHV,
5.8L V8 Gas OHV NTK Air Charge Temperature Sensor

1 Per Vehicle

2003

 

2003

 
Ford E-350 Club Wagon

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
 

Ford E-350 Club Wagon



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type

1 Per Vehicle

1998

 

1998

 
Ford E-350 Econoline

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F
 

Ford E-350 Econoline



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F

1 Per Vehicle

1997

 

1996

 

1995

 

1997

 

1996

 

1995

 
Ford E-350 Econoline

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford E-350 Econoline



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

1996

 

1996

 
Ford E-350 Econoline

4.9L L6 Gas OHV
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: Y
 

Ford E-350 Econoline



4.9L L6 Gas OHV NTK Air Charge Temperature Sensor
8th VIN Digit: Y

1 Per Vehicle

1996

 

1996

 
Ford E-350 Econoline

5.8L V8 Gas OHV
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: H
 

Ford E-350 Econoline



5.8L V8 Gas OHV NTK Air Charge Temperature Sensor
8th VIN Digit: H

1 Per Vehicle

2002

 

2001

 

2000

 

2002

 

2001

 

2000

 
Ford E-350 Econoline Club Wagon

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford E-350 Econoline Club Wagon



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

1999

 

1998

 

1999

 

1998

 
Ford E-350 Econoline Club Wagon

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F
 

Ford E-350 Econoline Club Wagon



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F

1 Per Vehicle

1997

 

1996

 

1995

 

1997

 

1996

 

1995

 
Ford E-350 Econoline Club Wagon

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford E-350 Econoline Club Wagon



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

1996

 

1996

 
Ford E-350 Econoline Club Wagon

4.9L L6 Bi-Fuel OHV
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: Z
 

Ford E-350 Econoline Club Wagon



4.9L L6 Bi-Fuel OHV NTK Air Charge Temperature Sensor
8th VIN Digit: Z

1 Per Vehicle

1996

 

1996

 
Ford E-350 Econoline Club Wagon

4.9L L6 Gas OHV
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: Y
 

Ford E-350 Econoline Club Wagon



4.9L L6 Gas OHV NTK Air Charge Temperature Sensor
8th VIN Digit: Y

1 Per Vehicle

1996

 

1996

 
Ford E-350 Econoline Club Wagon

5.8L V8 Gas OHV
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: H
 

Ford E-350 Econoline Club Wagon



5.8L V8 Gas OHV NTK Air Charge Temperature Sensor
8th VIN Digit: H

1 Per Vehicle

2003

 

2002

 

2001

 

2000

 

2003

 

2002

 

2001

 

2000

 
Ford E-350 Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford E-350 Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

1999

 

1999

 
Ford E-350 Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F
 

Ford E-350 Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

2002

 

2001

 

2000

 

1999

 
Ford E-450 Econoline Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford E-450 Econoline Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

2003

 

2003

 
Ford E-450 Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford E-450 Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

2002

 

2002

 
Ford E-550 Econoline Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford E-550 Econoline Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

2003

 

2003

 
Ford E-550 Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford E-550 Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

1999

 

1998

 

1999

 

1998

 
Ford Econoline Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F
 

Ford Econoline Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F

1 Per Vehicle

1997

 

1996

 

1997

 

1996

 
Ford Econoline Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford Econoline Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

1996

 

1996

 
Ford Econoline Super Duty

5.8L V8 Gas OHV
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: H
 

Ford Econoline Super Duty



5.8L V8 Gas OHV NTK Air Charge Temperature Sensor
8th VIN Digit: H

1 Per Vehicle

1996

 

1996

 
Ford Escort

1.9L L4 Gas SOHC
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: J
 

Ford Escort



1.9L L4 Gas SOHC NTK Air Charge Temperature Sensor
8th VIN Digit: J

1 Per Vehicle

2003

 

2002

 

2001

 

2000

 

2003

 

2002

 

2001

 

2000

 
Ford Excursion

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford Excursion



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

1998

 

1997

 

1998

 

1997

 
Ford Explorer

4.0L V6 Gas SOHC
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: E
 

Ford Explorer



4.0L V6 Gas SOHC NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: E

1 Per Vehicle

1997

 

1996

 

1997

 

1996

 
Ford Explorer

4.0L V6 Gas OHV
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: X
 

Ford Explorer



4.0L V6 Gas OHV NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: X

1 Per Vehicle

2002

 

2001

 

2000

 

2002

 

2001

 

2000

 
Ford F-150

5.4L V8 Gas SOHC Supercharged
1
 
NTK Air Charge Temperature Sensor
Located in Intake Manifold
8th VIN Digit: 3
 

Ford F-150



5.4L V8 Gas SOHC Supercharged NTK Air Charge Temperature Sensor
Located in Intake Manifold
8th VIN Digit: 3

1 Per Vehicle

2003

 

2002

 

2001

 

2000

 

2003

 

2002

 

2001

 

2000

 
Ford F-250 Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford F-250 Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

1999

 

1999

 
Ford F-250 Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F
 

Ford F-250 Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F

1 Per Vehicle

1997

 

1997

 
Ford F-350

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford F-350



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

2003

 

2002

 

2001

 

2000

 

2003

 

2002

 

2001

 

2000

 
Ford F-350 Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford F-350 Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

1999

 

1999

 
Ford F-350 Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F
 

Ford F-350 Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Located in Air Charge Cooler Manifold
8th VIN Digit: F

1 Per Vehicle

2003

 

2002

 

2001

 

2000

 

2003

 

2002

 

2001

 

2000

 
Ford F-450 Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford F-450 Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

2003

 

2002

 

2001

 

2000

 

2003

 

2002

 

2001

 

2000

 
Ford F-550 Super Duty

7.3L V8 Diesel OHV Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F
 

Ford F-550 Super Duty



7.3L V8 Diesel OHV Turbo NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: F

1 Per Vehicle

2003

 

2002

 

2001

 

2000

 

2003

 

2002

 

2001

 

2000

 
Ford F650

7.3L V8 Diesel Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
 

Ford F650



7.3L V8 Diesel Turbo NTK Air Charge Temperature Sensor
Thread-In Type

1 Per Vehicle

2003

 

2002

 

2001

 

2000

 

2003

 

2002

 

2001

 

2000

 
Ford F750

7.3L V8 Diesel Turbo
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
 

Ford F750



7.3L V8 Diesel Turbo NTK Air Charge Temperature Sensor
Thread-In Type

1 Per Vehicle

2006

 

2005

 

2006

 

2005

 
Ford GT

5.4L V8 Gas DOHC Supercharged
1
 
NTK Air Charge Temperature Sensor
 

Ford GT



5.4L V8 Gas DOHC Supercharged NTK Air Charge Temperature Sensor

1 Per Vehicle

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 
Ford Mustang

5.4L V8 Gas DOHC Supercharged
1
 
NTK Air Charge Temperature Sensor
 

Ford Mustang



5.4L V8 Gas DOHC Supercharged NTK Air Charge Temperature Sensor

1 Per Vehicle

1997

 

1996

 

1997

 

1996

 
Ford Probe

2.0L L4 Gas DOHC
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: A
 

Ford Probe



2.0L L4 Gas DOHC NTK Air Charge Temperature Sensor
8th VIN Digit: A

1 Per Vehicle

1998

 

1998

 
Ford Ranger

4.0L V6 Gas OHV
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: X
 

Ford Ranger



4.0L V6 Gas OHV NTK Air Charge Temperature Sensor
Thread-In Type
8th VIN Digit: X

1 Per Vehicle

1997

 

1997

 
Ford Ranger

4.0L V6 Gas OHV
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
 

Ford Ranger



4.0L V6 Gas OHV NTK Air Charge Temperature Sensor
Thread-In Type

1 Per Vehicle

1996

 

1996

 
Lincoln Mark VIII

4.6L V8 Gas DOHC
1
 
NTK Air Charge Temperature Sensor
8th VIN Digit: V
 

Lincoln Mark VIII



4.6L V8 Gas DOHC NTK Air Charge Temperature Sensor
8th VIN Digit: V

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

1998

 

2002

 

2001

 

2000

 

1999

 

1998

 
Mazda 626

2.0L L4 Gas DOHC,
2.5L V6 Gas DOHC
1
 
NTK Air Charge Temperature Sensor
 

Mazda 626



2.0L L4 Gas DOHC,
2.5L V6 Gas DOHC NTK Air Charge Temperature Sensor

1 Per Vehicle

1997

 

1996

 

1997

 

1996

 
Mazda 626

2.0L L4 Gas DOHC
1
 
NTK Air Charge Temperature Sensor
Automatic Transmission
 

Mazda 626



2.0L L4 Gas DOHC NTK Air Charge Temperature Sensor
Automatic Transmission

1 Per Vehicle

1997

 

1996

 

1997

 

1996

 
Mazda MX-6

2.0L L4 Gas DOHC
1
 
NTK Air Charge Temperature Sensor
Automatic Transmission
 

Mazda MX-6



2.0L L4 Gas DOHC NTK Air Charge Temperature Sensor
Automatic Transmission

1 Per Vehicle

1998

 

1998

 
Mercury Grand Marquis

4.6L V8 Gas SOHC
1
 
NTK Air Charge Temperature Sensor
 

Mercury Grand Marquis



4.6L V8 Gas SOHC NTK Air Charge Temperature Sensor

1 Per Vehicle

1998

 

1998

 
Mercury Mountaineer

4.0L V6 Gas SOHC
1
 
NTK Air Charge Temperature Sensor
Thread-In Type
 

Mercury Mountaineer



4.0L V6 Gas SOHC NTK Air Charge Temperature Sensor
Thread-In Type

1 Per Vehicle

1997

 

1997

 
Mercury Mystique

2.0L L4 Gas DOHC
1
 
NTK Air Charge Temperature Sensor
 

Mercury Mystique



2.0L L4 Gas DOHC NTK Air Charge Temperature Sensor

1 Per Vehicle