Engine CAN Messages Incorrect

Symptom
ENGINE CAN MESSAGE INCORRECT

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.

Test 1-2:

Test 3-4:

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