Massey Ferguson 8.00.1C – HITCH: Rear Hitch Raise/Lower Rocker Switch Signal Issue
Issue description
The control module is detecting an invalid, missing, or out-of-range electrical signal from the cab console rocker switch that controls the up and down movement of the rear 3-point linkage/hitch.
Applies to these machines
49 machines- 5710SL
- 5711SL
- 5712SL
- 5713SL
- T4
- 5608
- 5609
- 5610
- 5611
- 5612
- 5613
- 5709SL
- 5709S
- 5710S
- 5711S
- 5712S
- 5713S
- 6612
- 6613
- 6614
- 6615
- 6616
- 6712S
- 6713S
- 6714S
- 6715S
- 6716S
- 6718S
- 7614
- 7615
- 7616
- 7618
- 7619
- 7620
- 7622
- 7624
- 7626
- 7714
- 7715
- 7715S
- 7716
- 7716S
- 7718
- 7718S
- 7719
- 7720S
- 7722S
- 7724S
- 7726S
Check the cause
System Voltage Check: Use a multimeter to verify the battery is supplying a healthy ~12.6V. Low system voltage can cause phantom signal codes.
Fuse & Relay Inspection: Check the cab fuse panel for any blown fuses or sticking relays associated with the hitch controls or cab console.
Wiring & Connector Inspection: Access the back of the rocker switch. Verify that the 4-pin electrical connector is clean, secure, and free of moisture, dust, or corrosion.
Switch Continuity Test: Using a multimeter, test the rocker switch itself. Check for proper continuity across the switch terminals when toggled to the UP, DOWN, and momentary positions. If the switch reads open when pressed or shows high resistance, the switch has failed internally.
Repair steps
Ensure the tractor is turned off, the key is removed, and the hydraulic system is completely shut down
(implement lowered to the ground if possible).
Carefully pry or pop the faulty 3-point hitch rocker switch out of the cab console switch panel.
Disconnect the factory wiring harness from the back of the switch.
Apply a small amount of dielectric grease to the new switch terminals to prevent future moisture intrusion.
Plug the wiring harness into the new replacement switch
(it is a direct plug-and-play design).
Snap the new switch back into the console panel.
Turn the tractor on and test the up/down function of the 3-point hitch to ensure proper operation.
Clear the 8.00.1C error code from the tractor's diagnostic display.
Parts you might need
(11)Switch, Rocker, 3-Point Hitch Up/Down
4375123M122mm x 30mm 4-pin rocker switch. Direct drop-in replacement.
Switch, Rocker, 3-Point Hitch Up/Down
4294420M5Alternative OEM Part Number
Switch, Rocker, 3-Point Hitch Up/Down
4388800M2Alternative OEM Part Number
Switch, Rocker, 3-Point Hitch Up/Down
64764Aftermarket / Cross-Reference Number
Switch, Rocker, 3-Point Hitch Up/Down
B58127Aftermarket / Cross-Reference Number
Switch, Rocker, 3-Point Hitch Up/Down (Black Variant)
ACW151746ADepending on the exact trim/year, a black variant of the hitch switch is also used.
Switch, Rocker, 3-Point Hitch Up/Down (Black Variant)
4284628M3Replaced by ACW151746A
Switch, Rocker, 3-Point Hitch Up/Down (Black Variant)
4284628M2Replaced by ACW151746A
Switch, Rocker, 3-Point Hitch Up/Down (Black Variant)
4284628M1Replaced by ACW151746A
Switch, Rocker, 3-Point Hitch Up/Down (Black Variant)
4270313M2Replaced by ACW151746A
Switch, Rocker, 3-Point Hitch Up/Down (Black Variant)
4270313M1Replaced by ACW151746A
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