Bosch Oxygen Sensor P/N:16473
Bosch 18197 oxygen sensor for the 2021-2026 Hyundai Elantra 4-cylinder 1.6L and other vehicles reads the air-fuel ratio in the exhaust and passes it to the engine computer. It is a wide-band unit, so the computer gets a continuous reading instead of a simple switch signal.
A worn sensor can show up as a check engine light, rough running or poor fuel economy. A misfire from a worn spark plug or an exhaust leak ahead of the sensor can set off similar signs, so find the cause before buying one.
Other fits include the 2017-2019 Kia Soul 4-cylinder 1.6L and the 2018-2019 Hyundai Accent 4-cylinder 1.6L. If your car isn't named here, look up its year and engine in the "Vehicles it fits" section.
Fit and size
Build and materials
One oxygen sensor with its wiring harness. This listing is one sensor, and the 2021-2026 Hyundai Elantra 4-cylinder 1.6L takes one.
Is this oxygen sensor right for the 2017-2019 Kia Soul 4-cylinder 1.6L?
Yes. Bosch 18197 is a fit for the 2017-2019 Kia Soul 4-cylinder 1.6L, and that engine takes one sensor.
Will this oxygen sensor work on a 2018-2019 Hyundai Accent 4-cylinder 1.6L?
Yes. The 2018-2019 Hyundai Accent 4-cylinder 1.6L is among the fitment, and it takes one sensor.
Is this Bosch premium oxygen sensor a wide-band or narrow-band type?
It is a wide-band sensor. It reads the air-fuel ratio continuously across the full lambda range instead of switching between rich and lean.
Does this Bosch O2 sensor come with its wiring harness and anti-seize?
Yes. Bosch 18197 includes its wiring harness, has direct-fit connectors, and the threads come with conductive anti-seize already applied.
What thread size and hex does this oxygen sensor have?
The thread is M18 - 1.5 with a 22 mm hex. Overall length is 23.4 in, and the connector has 6 terminals.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.