John Deere Fault Code
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5 MPH LOCKOUT; Red Stop Lamp; Machine is effectively disabled.
System
ECU
Symptom
5 MPH LOCKOUT; Red Stop Lamp; Machine is effectively disabled.
Diagnosis & fix steps
SCR Operator Inducement - Severity 3.
LOGIC: Final stage of emissions enforcement. An SCR fault has been ignored for too long.
ACTION: 1. Identify the root cause (NOx, DEF quality, or Level).
2. Repair the hardware fault.
FIX: Repair primary SCR fault; perform "Service Recovery Regen" or "Inducement Reset" via Service Advisor software.
Red Seal field insights
You cannot "battery reset" your way out of this. You need the Deere Service Advisor laptop to perform the reset after the hardware is fixed.
Same code keeps coming back?
That's a program problem, not a part problem. Book a 30-minute uptime review with Grant, a Red Seal Heavy Duty Technician.
Read before you touch anything
- This is general reference information, not a repair manual. It is for trained, qualified technicians.
- Fault codes, meanings and procedures vary by model, serial number and software version. Confirm the code and the procedure against the manufacturer's service manual before acting.
- Follow the OEM service manual, torque specs and your site's safety procedures: lockout/tagout, block raised equipment, relieve hydraulic, fuel and air pressure, and let hot systems cool.
- You use this information at your own risk. Adventure Mechanical and AM Fleet Integrity accept no liability for damage, injury, downtime or loss arising from its use.
- Not affiliated with or endorsed by any manufacturer. Brand names are used only to identify the equipment a code applies to.
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