Massey Ferguson 0A.22.19: External Hydraulic Valve 2 Issue
Issue description
Connection problem on the hydraulic valve or an issue with the spool position sensor value.
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
Use a compatible diagnostic tool to retrieve and verify the active DTCs
Inspect the wiring and connections to External Hydraulic Valve 2 for any connection problems
Check the spool position sensor values for out-of-range readings
Consult the specific tractor's service manual to interpret the sensor values correctly
Repair steps
Locate valve
Locate External Hydraulic Valve 2 (often part of the rear or mid-mount valve group).
Test and repair wiring
Test and repair any damaged wiring harnesses or connectors leading to the valve's spool position sensor.
Replace faulty components
If the wiring is intact but the sensor value remains out of range, replace the faulty spool valve, metering valve, or quick-release coupling.
Clear DTCs
Clear the DTCs using the diagnostic interface device after the physical repair is completed.
Parts you might need
(5)Spool Valve Quick Release Coupling
4305831M1or 4305831M3
Hydraulic Valve / Metering Valve
V837079633Hydraulic Valve
4351065M1Spool Valve Plug
4352104M112V 70A Relay (Electrical Accessory)
4270844M1
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