SV5 codes John Deere Error - John Deere News & Innovations: Equipment, Technology, Solutions

SV5 codes

Comprehensive Guide to John Deere SV5 Error Codes

John Deere SV5 fault codes, also known as diagnostic trouble codes, are crucial for identifying and resolving issues within the Selective Control Valve (SCV) systems of John Deere tractors. These error codes are essential for maintaining optimal performance and ensuring efficient operation of agricultural machinery.

Understanding John Deere SV5 Fault Codes

John Deere SV5 fault codes arise in the SCV systems. The SCV control lever communicates its position to the ACU (Actuator Control Unit). This information then transmits through the tractor’s CAN bus to the SCC (Selective Control Coordinator). The SCC converts and sends it to the appropriate SV control unit via the SCC/SV CAN bus.

The SCV control lever controls SVs (Selective Valves) in various ways, depending on the operation mode or lever position. When you move the lever to extend or retract and then release it to the center, the SV fully extends or retracts. This action executes after the lever returns to the neutral region.

Common Causes of John Deere SV5 Error Codes

Overvoltage and Undervoltage Conditions: These occur when the supply voltage to the SV units deviates from the specified range, leading to high or low voltage fault codes.
Mechanical Obstructions: Physical obstructions or mechanical wear can prevent the SV from reaching its desired position, causing related error codes.
Control Signal Issues: Faulty wiring or connectors can disrupt communication between control units, resulting in various diagnostic trouble codes.
Software Execution Failures: Errors in executing control unit software can trigger fault codes indicating control unit faults.

Typical Equipment Reactions

When an SV5 fault code appears, the equipment may exhibit malfunctions or erratic behavior. Hydraulic functions controlled by the SVs can become inefficient, creating safety concerns and potential downtime.

Troubleshooting and Resolving SV5 Error Codes

To effectively troubleshoot and resolve John Deere SV5 diagnostic trouble codes, follow these steps:

Inspect and Correct Voltage Supply: Ensure the supply voltage to the SV units remains within the specified range. Check for loose, corroded, or damaged wiring and connectors.
Verify Mechanical Integrity: Inspect the SV mechanisms for obstructions or signs of wear. Ensure all moving parts are properly lubricated.
Check Control Signals: Use diagnostic tools to verify that control signals are correctly transmitted and received between the SCV control lever, SCC, and SV units.
Update Software: Ensure the firmware for all control units is up-to-date to address potential software-related issues.
Perform Comprehensive Diagnostics: Utilize John Deere-specific diagnostic tools to read and clear error codes. Conduct thorough system checks.

Important Notes

Associated Codes: Fault codes may be present in multiple control units. Diagnose related codes in the Vehicle Load Center (VLC) control unit first.
Maintenance and Calibration: Regular maintenance and calibration of the SCV and associated control systems are vital to prevent and resolve error codes efficiently.

For complete troubleshooting information, always refer to the technical manuals. Proper understanding and timely resolution of John Deere SV5 error codes are key to maintaining the reliability and performance of your John Deere machinery.

SV5 004085.12 – SV V Control Unit Fault

John Deere SV5 codes

This error code indicates that the software for the Selective Control Valve Unit V (SV V) failed to execute within the allotted time. This can be caused by software bugs, hardware failures, or communication issues within the control unit.
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SV5 004085.07 – SV V Not in Neutral Position

John Deere SV5 codes

This error code indicates that the Selective Control Valve V (SV V) is not in the NEUTRAL position. This can be caused by mechanical issues, incorrect control signals, or moving the control lever with the key on and engine off.
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SV5 004084.18 – SV V Failed to Reach Commanded Position

John Deere SV5 codes

This error code indicates that the Selective Control Valve V (SV V) spool is undershooting its desired position. This can be caused by hydraulic pressure issues, mechanical wear, or control signal errors.
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SV5 004084.16 – SV V Overshot Commanded Position

John Deere SV5 codes

This error code indicates that the Selective Control Valve V (SV V) spool is overshooting its desired position. This can be caused by hydraulic pressure issues, mechanical wear, or control signal errors.
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SV5 004084.07 – SV V Not in Float Position

John Deere SV5 codes

This error code indicates that the Selective Control Valve V (SV V) is not reaching the FLOAT position. This can occur due to mechanical obstructions, control signal issues, or faults within the control valve unit.
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SV5 002034.09 – SCC Message Missing

John Deere SV5 codes

This error code indicates that the Selective Control Valve Unit V (SV V) is not receiving the required messages from the SCC (Selective Control Coordinator). This communication failure can be due to issues in the CAN bus network, wiring problems,…
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SV5 000158.04 – SV V Switched Supply Voltage Low

John Deere SV5 codes

This error code is generated when the switched supply voltage to the Selective Control Valve Unit V (SV V) falls below 9.0 V. This typically occurs due to an undervoltage condition in the electrical system supplying the SV V.
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SV5 000158.03 – SV V Switched Supply Voltage High

John Deere SV5 codes

This error code is generated when the switched supply voltage to the Selective Control Valve Unit V (SV V) exceeds 16.0 V. This situation typically occurs due to an overvoltage condition in the electrical system supplying the SV V.
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John Deere News & Innovations: Equipment, Technology, Solutions

SV5 codes

Comprehensive Guide to John Deere SV5 Error Codes

Understanding John Deere SV5 Fault Codes

Common Causes of John Deere SV5 Error Codes

Typical Equipment Reactions

Troubleshooting and Resolving SV5 Error Codes

Important Notes

SV5 004085.12 – SV V Control Unit Fault

SV5 004085.07 – SV V Not in Neutral Position

SV5 004084.18 – SV V Failed to Reach Commanded Position

SV5 004084.16 – SV V Overshot Commanded Position

SV5 004084.07 – SV V Not in Float Position

SV5 002034.09 – SCC Message Missing

SV5 000158.04 – SV V Switched Supply Voltage Low

SV5 000158.03 – SV V Switched Supply Voltage High

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