Error Code 74 John Deere NS1
Model : NS174 indicates types of faults.
74 JD Fault Code
Description :Display Mode Switch The LCD Display Mode/Configuration input is stuck on. No acknowledgment of errors. No other info selectable. No HST controller commands selectable. Test the display mode switch. Check 908 Gry wire and connections. (See Display Mode Switch Circuit Operation or Display Mode Switch Circuit Operation—MY13 in Section 40, Group 30.)
How to fix ?
Lift the seat to inspect the battery and if you have loose cables, tighten them using an open-end wrench. To clean, remove the negative cable first and use the brush to remove any built-up corrosion. Then, reattach the cable and attempt to start up the mower again.Dirty fins keep the radiator from being able to lower the temperature of the coolant effectively but make sure you don’t bend any of the fins while you’re cleaning it off.
Check Other Error Codes For NS1
Deere & Company began industrial equipment production with a modified version of the model D, including some sold by Caterpillar. Deere steadily added additional indsutrial equipment to their farm machinery line, and had a full line by the 1960s. Today, Deere & Company is a major manufacturer of construction equipment.
Types Of John Deere Faults
| ACU | Armrest Control Unit Diagnostic Trouble Codes |
| ASU | ActiveSeat Unit Diagnostic Trouble Codes |
| TEC | Tractor Equipment Control Unit Diagnostic Trouble Codes |
| CDC | ClimaTrak Display Codes |
| BRC | Front Brake Control Unit Diagnostic Trouble Codes |
| CAB | Cab Control Unit Diagnostic Trouble Codes |
| CCU | Central Control Unit Diagnostic Trouble Codes |
| CLC | Cab Load Center Diagnostic Trouble Codes |
| ECU | Engine Control Unit Diagnostic Trouble Codes |
| HCU | Hitch Control Unit Diagnostic Trouble Codes |
| ICU | Instrument Control Unit Diagnostic Trouble Codes |
| PTF | Front PTO Control Unit Diagnostic Trouble Codes |
| IVT | IVT Transmission Control Unit Diagnostic Trouble Codes |
| PTQ | PowrQuad Plus Transmission Control Unit Diagnostic Trouble Codes |
| SCO | Optional SCV Control Unit Diagnostic Trouble Codes |
| SCU | SCV Control Unit Diagnostic Trouble Codes |
| SFA | Triple-Link Suspension Control Unit Diagnostic Trouble Codes |
| SSU | AutoTrac Steering System Control Unit Diagnostic Trouble Codes |
| TEC | Tractor Equipment Control Unit Diagnostic Trouble Codes |
| VLC | Vehicle Load Center Control Unit Diagnostic Trouble Codes |
| BCU | John Deere BCU Fault Codes |
| EPC | John Deere EPC Fault Codes |
| ETC | John Deere ETC Fault Codes |
| HTC | John Deere HTC Fault Codes |
| JDL | John Deere JDL Fault Codes |
| PLC | John Deere PLC Fault Codes |