Massey Ferguson 05.03.31 – Dyna VT (TRANS) / Dyna VT (TRANS1): Issue With Signal From 4wd Button On Side Pillar Dyna VT
Issue description
The tractor's onboard diagnostic (OBD) system has detected an irregularity or malfunction regarding the electrical signal coming from the 4-Wheel Drive (4WD) engagement button.
Applies to these machines
26 machines- 7714
- 7715
- 7715S
- 7716
- 7716S
- 7718
- 7718S
- 7719
- 7720
- 7720S
- 7722
- 7722S
- 7724
- 7724S
- 7726
- 7726S
- Tier 4 (2015-2021)
- 7614
- 7615
- 7616
- 7618
- 7619
- 7620
- 7622
- 7624
- 7626
Check the cause
Verify the integrity of the 4WD switch itself on the right-hand side pillar
Inspect the wiring harness connecting the side pillar control module to the transmission ECU
Repair steps
Access control panel
Access the right-hand side pillar control panel.
Test 4WD button
Test the 4WD button for proper electrical continuity when pressed.
Inspect wiring and connectors
Inspect the wiring and connectors between the side pillar and the Dyna VT transmission module for opens, shorts, or corrosion.
Replace or repair
Replace the faulty switch or repair the wiring harness as necessary to restore the signal.
Parts you might need
(1)4WD Button / Switch (Side Pillar Control Module)
Fits Massey Ferguson Dyna VT models featuring the right-hand side pillar control modules (such as the 7600 series).
Get help to fix this fault by requesting a quote
