Nissan Sentra B18 (2020-2025) Service Manual: Exhaust System :: Periodic Maintenance. Exhaust System. Inspection
Exhaust System. Inspection
Inspection
Check exhaust pipes, muffler, and mounting for improper attachment, leakage, cracks, damage or deterioration.
If anything
is found, repair or replace damaged parts. 
Other materials:
Drive Sport Mode Switch
Component Function Check
Component Function Check
CHECK DRIVE SPORT MODE FUNCTION-1
Ignition switch ON.
Shift the selector lever to
“D” position.
Check the drive sport mode indicator
...
Fuel filler cap warning system
SYSTEM DIAGRAM
SYSTEM DESCRIPTION
The fuel filler cap warning system alerts the driver to the prevention of the
fuel filler being left uncapped and
malfunction occurrences after refueling, by turning ON the fuel filler cap
warning display on the combination
meter.
ECM judges a refuele ...
Wiring diagram
AUTOMATIC AIR CONDITIONING SYSTEM
Wiring Diagram
...