Meter Buzzer Circuit

METER BUZZER CIRCUIT

Component Function Check


1. CHECK OPERATION OF METER BUZZER

1.Select "BUZZER" of "BCM" on CONSULT.
2.Perform "LIGHT WARN ALM" of "Active Test".
Does meter buzzer beep?
YES- INSPECTION END
NO- GO TO 2.

2. 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. Removal And Installation.
NO- Replace BCM. Service and Repair.


Diagnosis Procedure


1. CHECK POWER SUPPLY OF COMBINATION METER

Check power supply of combination meter. Power Supply And Ground Circuit.
Is the inspection result normal?
YES- INSPECTION END
NO- Repair power supply circuit of combination meter.