Component Function Check

METER BUZZER CIRCUIT


Component Function Check

1.CHECK OPERATION OF METER BUZZER
1. Select "BUZZER" of "BCM" on CONSULT-III.
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.

BUZZER
Under the condition of buzzer input : On
Except above : Off

Is the inspection result normal?
YES - Replace combination meter.
NO - Replace BCM. Refer to Removal And Installation.