DTC CODES

PCode Code Brand Description
174 03 174 03 JOHN DEERE Engine Fuel Temperature Sensor voltage is out of range high. The device or wiring is faulty. Injector pump may be damaged because hot fuel loses its lubrication properties. (9640, 9560, 9660, 9580, 9680)
174 04 174 04 JOHN DEERE Engine Fuel Temperature Sensor voltage is out of range low. The device or wiring is faulty. Injector pump may be damaged because hot fuel loses its lubrication properties. (9640, 9560, 9660, 9580, 9680)
174 15 174 15 JOHN DEERE Engine fuel temperature above normal range (greater than 65°C / 149°F). Maximum power level and power boost are derated. (9540)
174 16 174 16 JOHN DEERE Engine fuel temperature above normal range (greater than 65°C / 149°F for 9640, 9560, 9660, 9580, 9680 or greater than 73°C / 163°F for 9540). Maximum power level and power boost are derated.
174 31 174 31 JOHN DEERE Engine Fuel Temperature Sensor is out of range. Maximum power level and power boost are derated. (9540)
189 00 189 00 JOHN DEERE Low fuel pressure (9540)
190 00 190 00 JOHN DEERE Engine over-speed (greater than 2800 rpm). (9540)
190 16 190 16 JOHN DEERE Engine speed too high (greater than 2800 rpm). Engine Control Unit reduce fuel flow until speed is below 2200 rpm (9540)
412 00 412 00 JOHN DEERE Propulsion system EGR temperature is high. Engine power is limited. Reduce engine load and speed. Check the cooling system for contamination.
412 15 412 15 JOHN DEERE Propulsion system EGR temperature is high. Engine power is limited. Reduce engine load and speed. Check the cooling system for contamination.