Massey Ferguson A.63.19: External Hydraulic Valve 6 Issue
Issue description
Indicates a fault within the tractor's onboard diagnostic system specifically related to the 6th external hydraulic remote valve (spool valve), likely detecting an electrical open, short, or communication failure with that specific valve slice.
Applies to these machines
40 machines- 5710SL
- 5711SL
- 5712SL
- 5713SL
- T4
- 4707
- 4708
- 4709
- 4710
- 5608
- 5609
- 5610
- 5611
- 5612
- 5613
- 7614
- 7615
- 7616
- 7618
- 7619
- 7620
- 7622
- 7624
- 7626
- 7714
- 7715
- 7715S
- 7716
- 7716S
- 7718
- 7718S
- 7719
- 7720
- 7720S
- 7722
- 7722S
- 7724
- 7724S
- 7726
- 7726S
Check the cause
Use a compatible Massey Ferguson diagnostic tool or interface device to confirm the presence of 0A.63.19 and check for any secondary codes.
Inspect the wiring harness, electrical connectors, and the pilot pressure control solenoid specifically routed to the #6 external hydraulic valve. Look for corrosion, loose pins, or damaged wires.
Repair steps
Component Replacement
Replace the faulty 'Electric Spool Slice' (the valve block section for valve 6) or its associated pilot pressure control unit.
Programming/Calibration
If the Electric Spool Slice is replaced, the new unit needs to be programmed to the tractor using a dealer diagnostic tool before it will function correctly.
Parts you might need
(4)Electric Spool Slice (Valve Block)
3797234M6Alternate/superseded numbers include 3797234M5, 3797234M4, 3797234M3, 3796930M12. Common electronic slice used on 6400, 6600, and 7400 series tractors.
Pilot Pressure Control for Electric Spool Valve
R917008801Hydraulic Spool Valve (Generic/Manual)
3795751M3Spool Valve Repair Kit
3176423M91
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