TROUBLESHOOTING - COMMUNICATION ERROR ON DISPLAY MITSUBISHI ENDEAVOR 2004 Service Repair Manual

Check if a DTC, which relates to CAN communication-linked systems below,
is set.
ETACS-ECU
DTC indicating a time-out error of middle-grade multi-center display unit
1. Turn the ignition switch to the "ON" position.
2. Check for a DTC related to the relevant system.
3. Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the check result satisfactory?

YES:
Go to Step 4.
NO:
Go to Step 5 .
STEP 4. Recheck for diagnostic trouble code.

Check again if the DTC is set.
1. Turn the ignition switch to the "ON" position.
2. Check if the DTC is set.
3. Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the check result satisfactory?

YES:
A poor connection, open circuit or other intermittent malfunction is
present in the CAN bus lines between the middle-grade multi-center
display unit and the A/C-ECU (Refer to
HOW TO USE
TROUBLESHOOTING/ INSPECTION SERVICE POINTS
).
NO:
Replace the A/C-ECU. On completion, check that the DTC is not
reset.

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