2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
K2 Industries
Part #
K2-10837-NIS-006-EC
UPC #
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Product Description
Product Description
Front Oxygen Sensor for Nissan Sentra & Altima
OEM-style oxygen sensor engineered to restore fuel trim accuracy and emissions compliance on your Sentra or Altima. This direct-fit sensor maintains proper air-fuel ratio monitoring, critical for smooth idle, throttle response, and passing emissions tests. Designed as a bolt-in replacement for aging or failed sensors.
Key Features
- Direct OEM fitment - No adapters or modifications required; mounts to factory oxygen sensor location
- Emissions-ready signal - Restores accurate oxygen readings for proper fuel mapping and catalytic converter efficiency
- Plug-and-play connector - Factory wiring harness compatible; no rewiring or splicing needed
Specs
- Front oxygen sensor assembly, direct replacement configuration
What's Included
- Oxygen sensor only
Frequently Asked Questions
Will I need a special sensor socket or wrench to install this?
An oxygen sensor socket (22mm or 30mm, depending on your model) makes removal and installation much cleaner, but a standard wrench works if you're careful. The sensor threads directly into the exhaust manifold or exhaust pipe at the factory location — no modification needed.
Does this sensor come pre-gapped or ready to screw in?
Yes, it's ready to install straight out of the box. Just apply a thin coat of anti-seize compound to the threads (especially if your exhaust runs hot), thread it in by hand first, then torque it down snug — refer to your service manual for the exact torque spec.
What if the check engine light came back after I installed a sensor before?
A new sensor won't clear a stored code on its own — you'll need a scanner to clear it after installation. If the light returns immediately, the issue may be elsewhere in the fuel trim or emissions system. A failing catalytic converter or vacuum leak can trigger oxygen sensor codes even with a good sensor in place.
