Pull the codes from the computer, match the code to the troubleshooting procedure, follow the procedure to find the source. Repair the source, light will go out if that was the only problem. There are "monitors" or self test the computer runs the car through, if a problem occurs, it may not run all of the self tests until that problem is taken care. Therefore, another problem may exist.
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.
A check engine light could mean many things on a 1988 Nissan Sentra. The light could mean anything to a fuel cap not being tight enough to bad spark plugs.
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.
How to reset the tire pressure light on a 2007 Nissan Sentra?
check reverse light switch on transmission.
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
Check the adjustment of the brake light switch.