Mando 18A1475 Air / Fuel Ratio Sensor - Upstream

Mando Air/Fuel Ratio Sensor 18A1475

Mando New Original Equipment air/fuel ratio sensor 18A1475 is an OE-style replacement for select Hyundai and Kia applications. It monitors exhaust oxygen content so the engine control system can maintain the proper air and fuel mixture for combustion.

Key Features

• OE replacement sensor built to factory precision specifications
• Supports accurate air/fuel mixture monitoring for engine management
• Direct replacement for upstream and downstream applications listed below
• Cross-references DENSO 234-5030 and NTK 24390 for the same application
• Fits select Hyundai Sonata and Kia Optima, Forte, Forte Koup, and Rondo applications

Product Details

The Mando 18A1475 is part of the New Original Equipment line, which focuses on OE replacement parts built to match factory fit and performance targets. This air/fuel ratio sensor is used by the vehicle’s engine control system to monitor combustion conditions and help maintain efficient operation. It is a direct-fit replacement for select 2009-2015 Hyundai and Kia models, including 2014-2015 Kia Optima, 2014 Hyundai Sonata, and 2011-2013 Hyundai Sonata, as well as 2010-2013 Kia Forte and Forte Koup, 2011-2013 Kia Optima, 2009-2012 Kia Rondo, and 2009-2010 Kia Optima.

Fits 2014-2015 Kia Optima, upstream; 2014 Hyundai Sonata, upstream; 2011-2013 Hyundai Sonata, upstream; 2010-2013 Kia Forte, upstream; 2010-2013 Kia Forte Koup, upstream; 2011-2013 Kia Optima, upstream; 2009-2012 Kia Rondo, upstream; and 2009-2010 Kia Optima, downstream.

What It Helps Address

• Check engine light related to oxygen sensor or mixture monitoring faults
• Rough or erratic idle caused by incorrect air/fuel feedback
• Poor fuel economy from inaccurate exhaust sensing
• Hard starting or extended crank conditions tied to mixture control issues
• Driveability problems on Hyundai Sonata and Kia Optima applications

Installation Notes and Tips

Confirm the sensor position, upstream or downstream, before ordering. Verify the vehicle year, make, model, and emissions configuration, since some listed applications exclude California emissions. Replace only with the correct OE-style sensor for the exact application shown in the fitment data.

Quality Assurance

Mando New Original Equipment parts are built to OE replacement standards with factory precision specifications. This part is intended to restore original engine efficiency and performance on the listed Hyundai and Kia applications.