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There is 2 oxygen sensors on the 2002 Nissen altima
four
This particular model has two oxygen sensors . The first is on the intake manifold facing the radiator and the other is under the vehicle on the exhaust pipe .
Just one and its located right in the middle of the front of the motor.
it has two one in front of engine another one underneat in the muffler pipe
where is the oxygen sensor in a 1998 Nissan altima 2.4gxe
There are two oxygen sensors on a Nissan Sentra. This vehicle is an ultra-low emission car, thus needing only two oxygen sensors.
The 4 cylinder models have two oxygen sensors, and the V6 models have four oxygen sensors.
IN THE EXHAUST SYTEM meaning a 4 cylinder has 2 a v6 has 4. IN THE EXHAUST SYTEM meaning a 4 cylinder has 2 a v6 has 4.
Four cylinder has two. Six cylinder has four.
All O2 sensors are threaded into the exhaust system at various points.
Some of the factors that caused the "check engine" light are: defective oxygen sensors defective air mass meter emmission systems Hope this will help