Walker
Walker Products

Walker 210-1040 Air Charge Temperature Sensor

Brand Walker 210-1040
Product line Walker Products
Fits Honda · 14 vehicles

OEM standards. Built to meet or exceed OEM specifications.

Engine sensor. Measures air charge temperature for engine management.

Walker Products. A long-time fuel system and sensor manufacturer.

Cross-references Dayco AX56, 5S1048 and AJ0027 for the same application. See all 6.

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Walker 210-1040 Air Charge Temperature Sensor

Walker 210-1040 is an air charge temperature sensor built for precise engine management input on select Honda applications. It is a direct-fit replacement for vehicles that need accurate intake air temperature data to support proper fuel and ignition control.

Key Features

  • Air charge temperature sensor for engine management systems
  • Walker Products engineering and manufacturing support
  • Built to meet or exceed OEM standards and specifications
  • ISO 9001/IATF16949 certified manufacturing process
  • Fits select Honda Civic, Civic del Sol, and Insight applications
  • Part number 210-1040 for easy identification

Product Details

Walker Products has supplied fuel system and engine sensor components since 1946, with a focus on accurate production, application data, and technical support. The Walker Products line includes engine management parts such as oxygen sensors, throttle position sensors, cam and crankshaft sensors, fuel injectors, and related components. This air charge temperature sensor is part of that broader engine sensor lineup and is intended for vehicles that require reliable intake air temperature feedback. This part cross-references Dayco AX56 for the same application.

Compatible With 1996-2000 Honda Civic, N/A; 1996-1997 Honda Civic del Sol, N/A; and 2000-2006 Honda Insight, N/A. If you are replacing a failing intake air temperature sensor on a Honda Civic, Honda Civic del Sol, or Honda Insight, Walker 210-1040 provides a direct replacement option for the listed applications.

Common Issues This Part May Address

  • Incorrect air temperature signal to the engine control module
  • Rough idle caused by inaccurate sensor input
  • Hard starting related to faulty intake air temperature readings
  • Reduced fuel control accuracy during changing intake conditions
  • Check engine light triggered by sensor circuit faults

Installation Notes and Tips

Verify the connector style and application against the vehicle service information before installation. Inspect the wiring harness, terminals, and intake tract for damage or contamination before installing the new sensor. Clear diagnostic trouble codes after replacement and confirm that live data readings respond normally during engine operation.

Quality Assurance

Walker Products manufactures engine sensors to meet or exceed OEM standards and specifications. The company supports production with in-house manufacturing, product management, engineering, and technical documentation, and operates under ISO 9001/IATF16949 certification.

This part fits 14 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2006HondaInsight1.0LL3N/AWalker Products
2005HondaInsight1.0LL3N/AWalker Products
2004HondaInsight1.0LL3N/AWalker Products
2003HondaInsight1.0LL3N/AWalker Products
2002HondaInsight1.0LL3N/AWalker Products
2001HondaInsight1.0LL3N/AWalker Products
2000HondaCivic1.6LL4N/AWalker Products
2000HondaInsight1.0LL3N/AWalker Products
1999HondaCivic1.6LL4N/AWalker Products
1998HondaCivic1.6LL4N/AWalker Products
1997HondaCivic1.6LL4N/AWalker Products
1997HondaCivic del Sol1.6LL4N/AWalker Products
1996HondaCivic1.6LL4N/AWalker Products
1996HondaCivic del Sol1.6LL4N/AWalker Products
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dayco — AX565S1048AJ0027ATS39SU4773WT5037