If communication signals cannot be transmitted or received among control units communicating via CAN communication line, CAN communication-related DTC is displayed on the CONSULT "Self Diagnostic Result" screen.
NOTE: The following table shows examples of CAN communication-related DTC. For other DTC, refer to the applicable sections.
CAN Diagnostic Support Monitor
MONITOR ITEM (CONSULT)
Example: CAN DIAG SUPPORT MNTR indication
Without PAST
With PAST
How to Use CAN Communication Signal Chart
The CAN communication signal chart lists the signals transmitted/received among control units. It is useful for detecting the root cause by finding a signal related to the symptom, and by checking transmission and reception unit.
BASIC INSPECTION