Deutz Fault Code
Free · no signupCode 4-1-1 / SPN 100 FMI 1
Immediate Engine Shutdown Alarm
System
Lubrication
Symptom
Immediate Engine Shutdown Alarm
Diagnosis & fix steps
LOGIC: Engine Oil Pressure Below Low Minimum Limit.
ACTION: Shut down immediately. Check engine oil level. Connect mechanical pressure gauge to main oil gallery port to confirm true pressure before replacing sensor.
Red Seal field insights
Safety Override: EMR initiates Level 3 hard shutdown within seconds of sensing low oil gallery pressure to protect crankshaft journal bearings.
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