Bosch Oxygen Sensor P/N:16155
Bosch 13986 oxygen sensor for the 2001-2002 Toyota Tacoma 4-cylinder 2.4L or 2.7L is a downstream Bosch O2 sensor that reports exhaust oxygen to the ECU. This heated, narrow-band, switching-type sensor gives the ECU air-fuel-ratio readings so it can control combustion and help reduce emissions.
A check engine light, poor fuel economy or rough running can mean an oxygen sensor is wearing out. Those signs alone don't show the sensor is the problem, since an exhaust leak near it can skew the readings too.
It is a direct-fit downstream O2 sensor for the 2001-2002 Toyota Tacoma 4-cylinder 2.4L or 2.7L.
Fit and size
Build and materials
One oxygen sensor with its wiring harness; a mounting bracket is not included. This listing is one sensor, and the 4-cylinder 2.4L and 2.7L engines each take one.
Does Bosch 13986 work as a 2001 Toyota Tacoma O2 sensor on the 4-cylinder 2.4L or 2.7L?
Yes. Bosch 13986 is a downstream oxygen sensor for the 2001-2002 Toyota Tacoma 4-cylinder 2.4L or 2.7L, and each of those engines takes one sensor.
Is the 2002 Toyota Tacoma 4-cylinder 2.4L or 2.7L O2 sensor 13986 an upstream or downstream sensor?
Downstream. Bosch 13986 is the downstream sensor, and this listing is one sensor.
Is this Bosch premium oxygen sensor heated?
Yes. Bosch 13986 is a heated narrow-band sensor with a 22 mm hex and an M18 - 1.5 thread.
Does this oxygen sensor come with a wiring harness and mounting bracket?
The wiring harness is included. A mounting bracket is not included.
Do the threads on this oxygen sensor need anti-seize added?
Conductive anti-seize comes pre-applied to the threads of this 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.