Massey Ferguson 0A.60.11 – Onboard diagnostic system: External Hydraulic Valve 6 Issue
Issue description
Indicates a malfunction associated with the 6th external hydraulic remote valve (spool valve), potentially an electrical connection problem.
Applies to these machines
41 machines- 7724S
- 5712SL
- 7722
- 7722S
- 5713SL
- 7720S
- 7716
- 7718
- T4
- 7715
- 5710SL
- 7726
- 7726S
- 5711SL
- 7718S
- 7719
- 7714
- 7716S
- 7720
- Tier 4 (2015-2021)
- 7715S
- 7724
- 4707
- 4708
- 4709
- 4710
- 5608
- 5609
- 5610
- 5611
- 5612
- 5613
- 7614
- 7615
- 7616
- 7618
- 7619
- 7620
- 7622
- 7624
- 7626
Check the cause
Verify the hydraulic fluid (UTTO) level and condition. Ensure the hydraulic filters have been changed within the last 300-500 hours, as contaminated fluid can cause valve malfunctions.
Inspect the external hydraulic valve block (specifically Valve 6) for visible leaks, damaged hoses, or faulty quick couplers.
Inspect the wiring harness and electrical connector leading to Valve 6. Look for corrosion, broken wires, or loose connections that would interrupt the signal from the cab controls.
If the fluid is heavily contaminated, flush the system before installing a new valve to prevent immediate failure of the replacement part.
Repair steps
Preparation
Park the tractor on a level surface, lower all implements to the ground, and turn off the engine.
Relieve pressure
Cycle the hydraulic control levers/buttons in the cab to relieve any residual hydraulic pressure in the system.
Locate the valve
Locate the rear external hydraulic valve stack and identify the 6th spool valve assembly.
Disconnect electricals
Carefully unplug the electrical wiring harness connector from the valve's solenoid.
Remove hoses
Place a catch pan underneath the valve block. Disconnect the hydraulic lines and couplers attached to Valve 6.
Remove the valve
Unbolt the valve assembly from the hydraulic manifold/stack.
Replace or rebuild
Install a new electronic spool valve or rebuild the existing one using an OEM seal/O-ring kit.
Reinstallation
Bolt the new/repaired valve back onto the stack. Reconnect the hydraulic lines and plug in the electrical connector.
Fluid top-up and testing
Top up the hydraulic fluid with OEM-spec UTTO fluid. Start the tractor, allow the system to warm up, and test the valve's operation while checking for leaks.
Clear codes
Use a compatible diagnostic tool to clear the 0A.60.11 code from the system.
Parts you might need
(4)Electronic External Hydraulic Spool Valve (Valve 6)
Exact OEM number varies by specific Tier 4 model
Hydraulic Valve Seal/O-Ring Kit
Generic part name
Hydraulic Filter
Generic part name
UTTO Hydraulic Fluid (e.g., 10W40)
Generic part name
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