check engine
To reset the check engine light first lift and prop up the hood of the 2002 Nissan Sentra. Then proceed to remove the negative battery cable for five seconds.
change the oil filter
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.
There could be several reasons why a Nissan Sentra service engine light is coming on. The car may need an oil change, tune up, or there could be a major engine problem.
It might be the catalytic converters. My 2002 had the check engine light on and it was a bad cat.
check reverse light switch on transmission.
How to reset the tire pressure light on a 2007 Nissan Sentra?
Check the adjustment of the brake light switch.
show please how change plate light on an 2007 nissan sentra
the check engine light is blinking and my 03 Nissan exterra is running rough
Take it to a shop and get the engine serviced. Kinda makes sense if you think about it.