Bosch Oxygen Sensor P/N:18188
Bosch 13737 oxygen sensor for the 2004-2006 Toyota Sienna V6 3.3L, the 2007-2010 Sienna V6 3.5L and other vehicles measures the air-fuel ratio in the exhaust and reports it to the ECU. It is a wideband A/F type, which gives the ECU more detailed data than a switching sensor does.
A failing oxygen sensor can show up as a check engine light, poor fuel economy or a rough idle. These signs alone do not prove the sensor is at fault; an exhaust leak is another common cause. If a failed sensor is the cause, this one replaces it.
This oxygen sensor is a direct-fit replacement for the vehicles above and also fits the 2009-2013 Toyota Highlander 4-cylinder 2.7L and the 2003-2004 Toyota 4Runner V6 4.0L. This listing is one sensor. The 2003-2004 4Runner V6 4.0L takes two, and the other vehicles named here take one each.
Fit and size
Build and materials
One oxygen sensor with its wiring harness.
Is this oxygen sensor for the 2007-2010 Toyota Sienna V6 3.5L?
Yes. Bosch 13737 fits the 2007-2010 Toyota Sienna V6 3.5L and the 2004-2006 Sienna V6 3.3L, and each of them takes one.
Does this oxygen sensor fit the 2009-2013 Toyota Highlander 4-cylinder 2.7L?
Yes. This oxygen sensor fits the 2009-2013 Toyota Highlander 4-cylinder 2.7L, and that engine takes one.
Is this Bosch premium oxygen sensor a wideband or a switching type?
It is a wideband A/F sensor. Bosch 13737 reads the air-fuel ratio continuously across the full lambda range instead of only switching between rich and lean.
How many terminals does this Bosch O2 sensor have, and does it come with the harness?
This sensor has 4 terminals and comes with its wiring harness. The thread size is M18 - 1.5 and the hex size is 22 mm.
Does this oxygen sensor come with anti-seize on the threads?
Yes. Conductive anti-seize is pre-applied on the threads of this oxygen sensor, and its connectors are direct-fit.
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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.