Description
Component function check
1.Check operation of meter buzzer
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
Seat belt buckle switch signal circuitDiagnosis 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 ...
Component parts
Component Parts Location
BCM (view with instrument panel removed)
Remote keyless entry receiver (view
with instrument panel removed)
Transmitter
Combination meter
Component Description
BCM
The BCM reads the tire pressure signal received by the remote keyless entry
receiver ...
C1155 BR Fluid level low
DTC Logic
Dtc detection logic
Dtc
Display item
Malfunction detected condition
Possible cause
C1155
C1155 br fluid level low
Brake fluid level is low or communication line between
the abs actuator and electric unit (control unit) and brake
fluid level switch is ...