Diagnosis system (TCM)
U0100 lost communication (ECM A)B2618 BCM
Description
BCM controls the various electrical components and simultaneously supplies
power according to the power
supply position.
BCM checks the power supply position internally.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B2618 is displayed with DTC U1000, first perform the
trou ...
B terminal circuit
Description
"B" terminal circuit supplies power to charge the battery and operate the
vehicle's electrical system.
Diagnosis Procedure
1.CHECK "B" TERMINAL CONNECTION
Turn ignition switch OFF.
Check if "B" terminal is clean and tight
2.CHECK "B" TERMINAL CIRCUIT
Check voltage between ...
Intermittent incident
Inspection Procedure
INTERMITTENT TROUBLE
An intermittent incident may have occured in the past but is not being
detected currently. This DTC will not bedetected on SELF DIAG [CURRENT], but
may be viewed on SELF DIAG [PAST] using CONSULT.
Trouble Diagnosis with CONSULT
DIAGNOSTIC PROCEDURE 4 ...