OMTCU40074

Machine Status Pop-Up Notifications

Generic DTC Information

NOTE: Notifications and Diagnostic Trouble Codes (DTCs) are listed with their associated Suspect Parameter Number (SPN) and Failure Mode Indicator (FMI) in the format SPN.FMI.

Common DTCs have icons to direct the user to the source of the DTC. For DTCs which do not have icons, the SPN, FMI, and Source Address (SA) information is given. This information can be used to help diagnose the issue.

DTC Details Button

TCT010994-UN-04APR14

Details Icon

When a DTC occurs, a pop-up screen appears. For some DTCs, the Details Icon appears in Button D. This button opens further details related to the fault. For some DPF related faults, text descriptions can be available.

Start Interlock Diagnostics

These DTC's alert the operator to conditions that prevent the starter from engaging. These screens display only while the key is in start position and the interlock violation exists. They will automatically disappear when the condition is no longer present.

DTC 70.14 - Park Brake Not Engaged

TCT008517-UN-01OCT13

DTC 70.14

Park brake must be engaged for engine to crank.

DTC 604.14 – Neutral Start Switch Interlock

TCT011201-UN-02JUN14

DTC 604.14

Motion control levers must be in the neutral lock position and the park brake locked to start the engine.

DTC 677.14 – Crank Time Exceeded

TCT008520-UN-01OCT13

DTC 677.14

Excessive engine cranking requires a cool down period before allowing the engine to crank again.

DTC677.31 – Crank Time Exceeded

TCT010646-UN-26MAR14

DTC677.31

Operator must wait for 60 seconds before the engine is allowed to crank again.

PTO Interlock Diagnostics

These DTC's alert the operator to conditions that prevent the PTO from engaging.

DTC 3941.31 – Park Brake ON, Not Mowing

TCT010744-UN-26MAR14

DTC 3941.31

PTO can not engage until park brake is released. Release park brake and cycle PTO switch to engage.

DTC 3941.14 – PTO Switch ON, But Not Mowing

TCT010745-UN-26MAR14

DTC 3941.14

PTO switch is in the ON position but the PTO is not engaged. This shows up if an interlock is broken. Cycle the switch. If it still does not engage, then see the Troubleshooting Guide for Common DTC’s in the Troubleshooting section for further information.

DTC 3940.31 – PTO Switch ON and PTO Shut Off Switch is ON

TCT011202-UN-02JUN14

DTC 3940.31

Machine Diagnostics

These DTC's alert the operator to machine conditions that require immediate attention

DTC 1638.0 – Hydraulic Oil Temperature High

TCT008521-UN-01OCT13

DTC 1638.0

Stop and shut down the machine. Contact a qualified John Deere service technician.

DTC 100.1 - Engine Oil Pressure Low

TCT008522-UN-01OCT13

DTC 100.1

Stop and shut down the machine. Check oil level and verify that the correct oil type is in the crank case. (Refer to Service Engine section.)

DTC 110.0 - Engine Coolant Temperature High

TCT008523-UN-01OCT13

DTC 110.0

Stop and shut down the machine. Check coolant level and clean radiator fins of debris. (Refer to Service Engine section.)

Generic Engine Fault – Stop Lamp Status

TCT009064-UN-01OCT13

Generic Engine Fault - Stop Lamp Status

Stop and shut down the machine. (See the Troubleshooting Guide for Common DTC’s in the Troubleshooting section for further information.)

Generic Engine Fault – Warn Lamp Status

TCT009065-UN-01OCT13

Generic Engine Fault - Warn Lamp Status

Stop and shut down the machine. Contact a qualified John Deere service technician.

DTC 168.0 / DTC 168.1 - Battery Voltage Fault

TCT009066-UN-01OCT13

DTC 168.0 / DTC 168.1

Stop and shut down the machine. Contact a qualified John Deere service technician.

DTC 168.0: Battery Voltage (VBAT), Critical High Voltage (above normal operating range (>18V))

DTC 168.1: Battery Voltage (VBAT), Critical Low Voltage (below normal operating range (<8V))

DTC 1504.31 – PTO ON and Out of Seat

TCT010647-UN-26MAR14

DTC 1504.31

This DTC appears if the PTO is engaged and the operator leaves the seat. The PTO switch must be cycled with all interlocks met before PTO will re-engage.

DTC 70.31 – Park Brake ON and Out of Neutral

TCT011203-UN-02JUN14