Nissan Sentra Service Manual: Meter buzzer circuit
Description
- The buzzer for warning chime system is installed in the combination meter.
- The combination meter sounds the alarm buzzer based on the signals transmitted from various units.
Component function check
1.Check operation of meter buzzer
- Select BUZZER of BCM on CONSULT.
- Perform LIGHT WARN ALM of Active Test.
Does meter buzzer activate? YES >> Inspection End.
NO >> Refer to WCS-28, "Diagnosis Procedure".
Diagnosis procedure
1.Check combination meter input signal
Select the Data Monitor for the METER/M&A and check the BUZZER monitor value.
Is the inspection result normal? Yes >> replace combination meter. Refer to mwi-77, "removal and installation".
No >> replace bcm. Refer to bcs-73, "removal and installation" (with intelligent key) or bcs-126, "removal and installation" (without intelligent key).
Power supply and ground circuit
Combination meter
Combination meter : diagnosis procedure
Regarding Wiring Diagram information, refer to MWI-28, "Wiring Diagram".
1.Check fuses
Check that the following fuses are not bl ...
Seat belt buckle switch signal circuit
Description
Transmits a seat belt buckle switch lh (driver seat) signal to the
combination meter
Component function check
1. Check combination meter input signal
Select data monitor for meter/ ...
Other materials:
Diagnosis system (BCM)
Common item
Common item : consult function (bcm - common item)
Application item
Consult performs the following functions via can communication with bcm.
Direct diagnostic mode
Description
Ecu identification
The bcm part number is displayed.
Self Diagnostic Result
...
U0101 can comm circuit
Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Many electronic
control units are equipped onto a vehicle, and each co ...
Additional service when replacing ecm
Description
When replacing ECM, the following procedure must be performed. (For details,
refer to EC-135, "Work Procedure".)
PROGRAMMING OPERATION
NOTE:
After replacing with a blank ECM, programming is required to write ECM
information. Be sure to follow the procedure
to perform t ...
