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NTK AJ0029 Air Charge Temperature Sensor
| Brand | NTK AJ0029 |
|---|---|
| Terminal Type | Blade |
| Mounting Hardware Included | No |
| Connector Quantity | 1 |
| Connector Shape | Square |
| Terminal Quantity | 2 |
| Connector Gender | Female |
| Terminal Gender | Male |
| Product line | NTK Air Charge Temperature Sensor |
| Fits | Acura and Honda · 63 vehicles |
OE-level design. Built to meet or exceed original equipment specifications for technical sensor performance.
Tested for durability. Validated through thermal shock, vibration, and OBD verification testing.
Direct-fit sensor. Square connector, blade terminals, and OE-style application coverage.
Cross-references Beck/Arnley 158-1078, Gates AX70 and 37880-PLC-004 for the same application. See all 5.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Air Charge Temperature Sensor Overview
The NTK AJ0029 air charge temperature sensor is a direct-fit technical sensor for select Honda and Acura applications. It uses a square female connector with blade terminals and is built to meet OE-level expectations for signal accuracy and durability.
Compatible With Honda Civic, Honda CR-V, Acura RSX, and other listed applications, this sensor supports precise intake air temperature monitoring for proper engine management. The AJ0029 is part of the NTK Air Charge Temperature Sensor line, backed by NTK's OE-focused sensor expertise.
Key Features
- Square connector with 1 connector and 2 terminals for the specified application.
- Blade terminal design with male terminals and a female connector interface.
- Built and tested to meet or exceed OE specifications.
- Subjected to thermal shock, vibration, and OBD verification testing.
- Part number AJ0029 for easy identification and ordering.
Detailed Description
NTK AJ0029 is an air charge temperature sensor engineered for import and domestic vehicles that require OE-style technical sensor performance. It is listed for 2001-2005 Honda Civic, 2002-2005 Honda CR-V, 2003-2004 Honda Accord, 2003-2006 Honda Element, 2003-2006 Acura MDX, 2002-2006 Acura RSX, 2004-2005 Acura TSX, 2006-2008 Acura TSX, 2006-2009 Honda S2000, 2006 Honda CR-V, and 2007-2008 Honda Fit. The AJ0029 also cross-references Beck/Arnley 158-1078 and Gates AX70 for the same application.
As part of the NTK Air Charge Temperature Sensor line, this component reflects NTK's focus on OE application technology and broad aftermarket coverage. For Honda Civic and Acura RSX service work, the AJ0029 provides a direct replacement option where the original sensor uses the same connector and terminal configuration.
Common Issues This Sensor May Address
- Incorrect intake air temperature readings.
- Driveability problems related to air-fuel calculation.
- Check engine light concerns tied to sensor signal faults.
- Hard starting or rough running caused by inaccurate temperature input.
- Replacement needs after connector or sensor wear.
Installation Notes and Tips
Verify connector shape, terminal count, and application notes before installation. Some listed fitments include location-specific notes such as air intake tube or intake manifold temperature sensing, so confirm the original sensor location on the vehicle before ordering. The part number AJ0029 should be matched to the vehicle's original sensor configuration for proper fitment.
Quality Assurance
NTK states that its technical sensors are manufactured to meet or exceed OE specifications and are validated through thermal shock, vibration, and OBD testing. NTK is the only OE supplier with a full line of technical sensors in the aftermarket for import and domestic vehicles.
| Year | Make | Model | Submodel | Liters | Cylinders | Notes |
|---|---|---|---|---|---|---|
| 2009 | Honda | S2000 | — | — | — | NTK Air Charge Temperature Sensor |
| 2008 | Acura | TSX | — | — | — | NTK Engine Intake Manifold Temperature Sensor |
| 2008 | Honda | Fit | — | — | — | NTK Air Charge Temperature Sensor |
| 2008 | Honda | S2000 | — | — | — | NTK Air Charge Temperature Sensor |
| 2007 | Acura | TSX | — | — | — | NTK Engine Intake Manifold Temperature Sensor |
| 2007 | Honda | Fit | — | — | — | NTK Air Charge Temperature Sensor |
| 2007 | Honda | S2000 | — | — | — | NTK Air Charge Temperature Sensor |
| 2006 | Acura | MDX | — | — | — | Located in Air Intake Tube; NTK Air Charge Temperature Sensor |
| 2006 | Acura | RSX | — | — | — | NTK Air Charge Temperature Sensor |
| 2006 | Acura | TSX | — | — | — | NTK Engine Intake Manifold Temperature Sensor |
| 2006 | Honda | CR-V | — | — | — | NTK Engine Intake Manifold Temperature Sensor |
| 2006 | Honda | Element | — | — | — | NTK Air Charge Temperature Sensor |
| 2006 | Honda | S2000 | — | — | — | NTK Air Charge Temperature Sensor |
| 2005 | Acura | MDX | — | — | — | Located in Air Intake Tube; NTK Air Charge Temperature Sensor |
| 2005 | Acura | RSX | — | — | — | NTK Air Charge Temperature Sensor |
| 2005 | Acura | TSX | — | — | — | NTK Air Charge Temperature Sensor |
| 2005 | Honda | Civic | LX | — | — | NTK Air Charge Temperature Sensor |
| 2005 | Honda | Civic | HX | — | — | NTK Air Charge Temperature Sensor |
| 2005 | Honda | Civic | GX | — | — | NTK Air Charge Temperature Sensor |
| 2005 | Honda | Civic | EX | — | — | NTK Air Charge Temperature Sensor |
| 2005 | Honda | Civic | DX | — | — | NTK Air Charge Temperature Sensor |
| 2005 | Honda | CR-V | — | — | — | NTK Air Charge Temperature Sensor |
| 2005 | Honda | Element | — | — | — | NTK Air Charge Temperature Sensor |
| 2004 | Acura | MDX | — | — | — | Located in Air Intake Tube; NTK Air Charge Temperature Sensor |
| 2004 | Acura | RSX | — | — | — | NTK Air Charge Temperature Sensor |
| 2004 | Acura | TSX | — | — | — | NTK Air Charge Temperature Sensor |
| 2004 | Honda | Accord | LX | 2.4L | L4 | NTK Air Charge Temperature Sensor |
| 2004 | Honda | Accord | EX | 2.4L | L4 | NTK Air Charge Temperature Sensor |
| 2004 | Honda | Accord | DX | 2.4L | L4 | NTK Air Charge Temperature Sensor |
| 2004 | Honda | Civic | Si | — | — | NTK Air Charge Temperature Sensor |
| 2004 | Honda | Civic | LX | — | — | NTK Air Charge Temperature Sensor |
| 2004 | Honda | Civic | HX | — | — | NTK Air Charge Temperature Sensor |
| 2004 | Honda | Civic | GX | — | — | NTK Air Charge Temperature Sensor |
| 2004 | Honda | Civic | EX | — | — | NTK Air Charge Temperature Sensor |
| 2004 | Honda | Civic | DX | — | — | NTK Air Charge Temperature Sensor |
| 2004 | Honda | CR-V | — | — | — | NTK Air Charge Temperature Sensor |
| 2004 | Honda | Element | — | — | — | NTK Air Charge Temperature Sensor |
| 2003 | Acura | MDX | — | — | — | Located in Air Intake Tube; NTK Air Charge Temperature Sensor |
| 2003 | Acura | RSX | — | — | — | NTK Air Charge Temperature Sensor |
| 2003 | Honda | Accord | LX | 2.4L | L4 | NTK Air Charge Temperature Sensor |
| 2003 | Honda | Accord | EX | 2.4L | L4 | NTK Air Charge Temperature Sensor |
| 2003 | Honda | Accord | DX | 2.4L | L4 | NTK Air Charge Temperature Sensor |
| 2003 | Honda | Civic | Si | — | — | NTK Air Charge Temperature Sensor |
| 2003 | Honda | Civic | LX | — | — | NTK Air Charge Temperature Sensor |
| 2003 | Honda | Civic | HX | — | — | NTK Air Charge Temperature Sensor |
| 2003 | Honda | Civic | GX | — | — | NTK Air Charge Temperature Sensor |
| 2003 | Honda | Civic | EX | — | — | NTK Air Charge Temperature Sensor |
| 2003 | Honda | Civic | DX | — | — | NTK Air Charge Temperature Sensor |
| 2003 | Honda | CR-V | — | — | — | NTK Air Charge Temperature Sensor |
| 2003 | Honda | Element | — | — | — | NTK Air Charge Temperature Sensor |
| 2002 | Acura | RSX | — | — | — | NTK Air Charge Temperature Sensor |
| 2002 | Honda | Civic | Si | — | — | NTK Air Charge Temperature Sensor |
| 2002 | Honda | Civic | LX | — | — | NTK Air Charge Temperature Sensor |
| 2002 | Honda | Civic | HX | — | — | NTK Air Charge Temperature Sensor |
| 2002 | Honda | Civic | GX | — | — | NTK Air Charge Temperature Sensor |
| 2002 | Honda | Civic | EX | — | — | NTK Air Charge Temperature Sensor |
| 2002 | Honda | Civic | DX | — | — | NTK Air Charge Temperature Sensor |
| 2002 | Honda | CR-V | — | — | — | NTK Air Charge Temperature Sensor |
| 2001 | Honda | Civic | LX | — | — | NTK Air Charge Temperature Sensor |
| 2001 | Honda | Civic | HX | — | — | NTK Air Charge Temperature Sensor |
| 2001 | Honda | Civic | GX | — | — | NTK Air Charge Temperature Sensor |
| 2001 | Honda | Civic | EX | — | — | NTK Air Charge Temperature Sensor |
| 2001 | Honda | Civic | DX | — | — | NTK Air Charge Temperature Sensor |
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