Nissan Sentra B18 (2020-2025) Owner's Manual: Horn

WARNING
Do not disassemble or modify the horn. Doing so may affect the proper operation of the supplemental front air bag system.
Tampering with the supplemental front air bag system may result in serious personal injury.
To sound the horn on the Nissan Sentra, press near the horn icon located on the steering wheel.
Other materials:
Dtc Index
DTC Index
Self Diagnostic
Result
DTC
Diagnostic item
SRS air bag warning lamp
Reference
...
Warning/Indicator lights (other)
For additional details about warning and indicator functions in the Nissan Sentra,
refer to the sections titled "Vehicle information display 4.2 inch (11 cm) Type
A" or "Vehicle information display 7 inch (18 cm) Type B", depending on the equipment
installed in your vehicle ...
Diagnosis System (intelligent Key Unit)
Consult Function (hands Free Module)
CONSULT Function
(HANDS FREE MODULE)
Intelligent Key unit
Refer to CONSULT Function
(HANDS FREE MODULE).
...