Toyota / Lexus Upstream O2 Sensor 234-9022, 89467-42120, Camry, RAV4, Tacoma, RX350

This Toyota upstream O2 sensor is part 234-9022 (OE 89467-42120), used on many Toyota and Lexus models with the 3.5L V6 and the 2.5L and 2.7L four-cylinders. It is the front air-fuel ratio sensor that the engine computer relies on to set the fuel mixture.

Specifications

• Part numbers: 234-9022, 89467-04070, 89467-07040, 89467-0E040, 89467-0R020, 89467-42120, 89467-60050
• Position: upstream, front
• Wires: 4
• Housing: stainless steel, threads pre-coated with anti-seize
• Fit: direct replacement
• Package: 1 oxygen sensor

Application

• Lexus ES350 3.5L V6, 2008-2011
• Lexus RX350 3.5L V6, 2007-2009
• Lexus RX450h 3.5L V6, 2010
• Toyota 4Runner 2.7L L4, 2010
• Toyota Avalon 3.5L V6, 2008-2011
• Toyota Camry 3.5L V6, 2008-2011
• Toyota Highlander 3.5L V6, 2008-2010
• Toyota RAV4 2.5L L4 2009-2012, 3.5L V6 2006-2012
• Toyota Sienna 3.5L V6, 2011
• Toyota Tacoma 2.7L L4, 2011-2012
• Toyota Venza 3.5L V6, 2009-2011

Fitting

V6 engines have one upstream sensor per bank. Check which bank your fault code points to before buying one or two. For more, see the oxygen sensor article on Wikipedia.

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