DTC 1E4-03-ECU internal failure - Calculated engine speed
Control Module : ECU
Context:
The Engine Control Unit (ECU) A-9000 monitors engine speed in multiple software levels. If the ECU A-9000 deter-
mines that there is plausibility error in the engine speed monitoring, this 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] / 127