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 Sedan Service Manual

Electrical & power control » LAN System (LAN) » Trouble diagnosis
Self-Diagnosis

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

Condition of Error Detection

Symptom When Error Occurs in CAN Communication System

Self-Diagnosis