Bosch Oxygen Sensor P/N:13769
Bosch 15937 oxygen sensor for the 2002-2004 Nissan Altima V6 3.5L is a downstream Bosch O2 sensor that sends air-fuel-ratio readings to the ECU. It helps the ECU keep combustion stable and emissions down.
A warning light, rough running or poor fuel economy can mean an oxygen sensor is wearing out, though other faults show up the same way. Before you replace this sensor, rule out exhaust leaks and damaged wiring. This listing is one downstream sensor, and the car takes one in that position.
This O2 sensor for the 2002-2004 Nissan Altima V6 3.5L is a direct-fit replacement in the downstream position.
Fit and size
Build and materials
One oxygen sensor with its wiring harness. A mounting bracket is not included.
Is this the right 2003 Nissan Altima O2 sensor for the V6 3.5L?
Yes. Bosch 15937 fits the 2002-2004 Nissan Altima V6 3.5L, so a 2003 model is covered, and it goes in the downstream position.
Is Bosch 15937 a downstream Nissan Altima oxygen sensor for the 2002-2004 V6 3.5L?
Yes. Bosch 15937 is a downstream sensor, and this V6 3.5L takes one in that position.
Is this Bosch premium oxygen sensor heated?
Yes. Bosch 15937 is a heated narrow-band sensor with an integrated heater element, and it reaches operating temperature in under 10 seconds.
Does the Bosch 15937 oxygen sensor come with a wiring harness?
Yes. Bosch 15937 includes its wiring harness. A mounting bracket is not included.
Is anti-seize already on the threads of this oxygen sensor?
Yes. The M18 - 1.5 threads come with conductive anti-seize pre-applied, and the connectors are direct-fit for quick installation.
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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.