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If your security sensor in your 2001 Nissan Sentra 2.0 is jarred or jammed you should have it replaced.
Normally it will last the life of the engine and is replaced when the engine is overhauled.
No, but it can be replaced. I would recommend taking to a professional.
I replaced my 1996 Nissan sentra XE automatic engine for $700 plus shipping. I bought my engine at Japan direct. That was two years ago.
Nissan Sentra was created in 1982.
Nissan Sentra
I replaced the motor in my 1993 G20 with a motor from a Nissan Sentra from Japan.
The spark plug i replaced was a NGK and the gap is .044
You cannot unclog a converter. If it is clogged it much be replaced.
diaphragm of 1991 Nissan sentra
The control arm has to be replaced . for a 1995 sentra it costs 172$ at the dealer and on the web it available for 100$ each .
The 'oxygen sensor'may need to be replaced on '96 Sentra when the check engine light comes on. The should be replaced on the '96 Sentra every 100k miles for better fuel efficiency and to protect the converter.