Nissan Sentra Service Manual: Component parts

Nissan Sentra Service Manual / Driver information & multimedia / Warning chime system / System description / Component parts

Component parts location

Combination meter
Combination switch (lighting and turn signal switch)
Key switch (without intelligent key system)
Push-button ignition switch (with intelligent key system)
Seat belt buckle switch lh
Front door switch lh
Bcm (view with instrument panel removed)
ABS actuator and electric unit (control unit)
Parking brake switch (view with center console removed)

Component description

Unit	Description
Combination meter	Judges whether the parking brake is released using the vehicle speed signal and the parking brake switch signal, and sounds the buzzer if necessary. Receives the seat belt buckle switch signal from the seat belt buckle switch and transmits it to bcm with can communication line. Receives a buzzer output signal from bcm with can communication line.
Lighting switch	Transmits lighting switch status signal to the bcm.
BCM	Transmits signals provided by various units to the combination meter with can communication line.
Front door switch lh	Transmits door switch signal to bcm.
Key switch	Transmits key switch signal to bcm.
Push-button ignition switch	Provides ignition switch status to the bcm
Seat belt buckle switch LH	Transmits seat belt buckle switch lh signal to the combination meter.
Parking brake switch	Transmits parking brake switch signal to the combination meter.
Abs actuator and electric unit (control unit)	Transmits the vehicle speed signal to combination meter with can communication line.

System

Warning chime system Warning chime system : system diagram Warning chime system : system description Description The buzzer for warning chime system is installed in the combination meter. ...

Other materials:

P0137 HO2S2
DTC Logic DTC DETECTION LOGIC The heated oxygen sensor 2 has a much longer switching time between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen storage capacity of the three way catalyst (manifold) causes the longer switching time. To judge the malfunctions of heated oxygen ...

Repairing material
Foam Repair During factory assembly, foam insulators are installed in certain body panels and locations around the vehicle. Use the following procedure(s) to replace any factory-installed foam insulators. URETHANE FOAM APPLICATIONS Use commercially available Urethane foam for sealant (foam m ...

Diagnosis system [abs actuator and electric unit (control unit)]
CONSULT Function (ABS) FUNCTION CONSULT can display each diagnostic item using the following direct diagnostic modes. Direct Diagnostic Mode Description ECU identification The ABS actuator and electric unit (control unit) part number is displayed. Self Diagnos ...