DTC 3D4-12-ECU internal failure - Loss of synchronization to MM
from CPU
Control Module : ECU
Context:
The Engine Control Unit (ECU) A-9000 performs a shut-off path test of the fuel injection power stages. Every time
the key is turned ON, this test is performed to verify the correct functioning of the shut-off procedure. If an error is
detected during the shut-off test, the fault will occur.
Solution:
1. Check the ECU A-9000 for the appropriate software and re-flash, if necessary.
A. If the fault has been resolved, return the machine to service.
B. If the fault has not been resolved, escalate an ASIST concern.
Electrical systems - FAULT CODES
47866583_ 02/12/2015
55.12 [55.DTC] / 209