Warning/indicator lights and audible reminders
Nissan Altima / Nissan Altima Owners Manual / Instruments and controls / Warning/indicator lights and audible reminders

See also:
How to adjust the screen (if so equipped)
To set up the RearView Monitor to your
preferred settings, push the SETTING button
while the RearView Monitor screen is displayed.
Each time the SETTING button is pushed, the
next setting item ...
Three-way catalyst
The three-way catalyst is an emission control
device installed in the exhaust system. Exhaust
gases in the three-way catalyst are burned at
high temperatures to help reduce pollutants.
` ...
Engine serial number
MR20DE
QR25DE
The number is stamped on the engine as shown. ...
