Engine CAN Messages Incorrect

Symptom:
ENGINE CAN MESSAGE INCORRECT

Test 1-2:

Test 3-4:

When Monitored:
CAN ID received at least once and CAN Bus Circuit DTC is not active.

Set Condition:
DTC Detected if the number of bytes incorrect for CAN ID.

POSSIBLE CAUSES
- ENGINE DTCS PRESENT
- ECM - ENGINE CAN MESSAGE INCORRECT
- TCM - ENGINE CAN MESSAGE INCORRECT