Beck Arnley 158-1221 Air Charge Temperature Sensor

Air Charge Temperature Sensor for Hyundai and Kia

Beck Arnley 158-1221 is an air charge temperature sensor built to meet foreign nameplate OE specifications for form, fit, and function. It is a direct-fit replacement for select Hyundai and Kia models, including the Hyundai Sonata, Santa Fe, Tiburon, Accent, and the Kia Sportage, Optima, Sephia, and Spectra.

• Air charge temperature sensor for engine management and intake air temperature monitoring
• Built to OE-style form, fit, and function for foreign nameplate applications
• 2 blade terminals for the specified electrical connection
• 4 air ports for the listed sensor design
• Compatible with a wide range of Hyundai and Kia vehicles from 1995-2010

Detailed Fitment and Application

This Beck Arnley air charge temperature sensor, part number 158-1221, is engineered for select Hyundai and Kia applications where accurate intake air temperature input is needed for proper engine control. It fits 1995-1996 Hyundai Accent, 1997 Hyundai Accent, 1999-2005 Hyundai Sonata, 2001-2006 Hyundai Santa Fe, 2003-2008 Hyundai Tiburon, 2005-2009 Hyundai Tucson, 1998-2002 Kia Sportage, 2001-2006 Kia Optima, 1998-2001 Kia Sephia, 2000-2001 Kia Spectra, and 2005-2010 Kia Sportage. Beck Arnley 158-1221 is sourced to match the original part’s specifications so it installs with confidence on the listed vehicles.

This part cross-references no additional part numbers in the provided data.

Common Symptoms It May Address

• Incorrect intake air temperature readings
• Rough idle or inconsistent engine response
• Reduced fuel control accuracy from faulty sensor input
• Check engine light related to air charge temperature sensor performance
• Driveability issues tied to intake air temperature signal errors

Installation Notes and Tips

Verify connector style, terminal count, and air port configuration before installation. Confirm the vehicle year, make, and model against the fitment list, especially on Hyundai Accent applications with the noted production cutoff. Inspect the harness connector and surrounding intake components for damage or contamination before replacing the sensor.

Quality Assurance

Beck Arnley parts are sourced to meet foreign nameplate OE specifications for form, fit, and function. The brand works with global sourcing partners to help ensure the correct replacement part is selected for the listed Hyundai and Kia applications.