Massey Ferguson A.41.1B: External Hydraulic Valve 4 Issue
Issue description
The tractor's onboard diagnostic system has detected a fault or malfunction specifically related to the operation or circuitry of the fourth external hydraulic spool valve.
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
Inspect the wiring harness, pins, and connectors leading to External Hydraulic Valve 4 for corrosion, damage, or loose connections.
Repair steps
Refer to service manual
Refer to the specific tractor's service manual for the exact teardown and replacement steps.
Program new unit
If the electric spool slice is replaced, the new unit needs to be programmed to the tractor.
Parts you might need
(3)Electric Spool Slice (Valve 4 Pin)
3797234M6Alternate numbers: 3797234M5, 3797234M4, 3797234M3, 3796930M12, R917007388. Manufacturer: Bosch Rexroth. Fits 6400, 6600, 7400, and 7600 series tractors. Must be programmed to the tractor upon installation.
Pilot Pressure Control for Electric Spool Valve
R917008801Spool Valve Dust Cover / Plug
4352104M1Black rubber dust cover
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