Massey Ferguson 06.00.18 – TRANS1: Issue With Signal From PTO 1000 Button Dyna VT (TRANS1)

The system is detecting an irregular, missing, or out-of-range electrical signal from the PTO 1000 RPM engagement button. This typically indicates a failure within the switch itself, a wiring harness issue (open or short circuit), or a communication error between the switch and the controller.

• 7720S
• 7724S
• 7716
• 7720
• Tier 4 (2015-2021)
• 7718
• 7722
• 7722S
• 7715S
• 7718S
• 7715
• 7726
• 7719
• 7714
• 7724
• 7716S
• 7726S
• 5611
• 5612
• 5613
• 6614
• 6615
• 6616
• 7615
• 7616
• 7618
• 7619
• 7620
• 7622
• 7624
• 8660
• 8670
• 8680
• 8690
• 8727
• 8730
• 8732
• 8735
• 8737

1. 1

   Check the PTO 1000 button on the armrest/side console for physical damage, sticking, or debris preventing it from making a clean contact.

2. 2

   Access the back of the PTO switch and inspect the 3-pin connector for corrosion, backed-out pins, or moisture.

3. 3

   Using a multimeter, verify that the switch is sending the correct voltage signal to the TRANS1 module when toggled.

4. 4

   Test the wiring harness between the switch and the TRANS1 controller for continuity or shorts to ground.

5. 5

   Use Massey Ferguson diagnostic software (e.g., EDT/Wintest) to monitor the live state of the PTO 1000 button. If the software does not register the button press but the wiring is good, the switch is faulty.

1. 1

   Power Down

   Turn off the tractor and disconnect the negative battery terminal to prevent electrical shorts during repair.

2. 2

   Access the Switch

   Carefully pry up or unscrew the trim panel on the right-hand console or multifunction armrest where the PTO switches are housed.

3. 3

   Disconnect

   Unplug the electrical connector from the back of the faulty PTO 1000 switch.

4. 4

   Remove

   Squeeze the retaining tabs on the sides of the switch body and push it upward through the console bezel to remove it.

5. 5

   Install

   Push the new OEM switch down into the bezel until the retaining tabs click into place.

6. 6

   Reconnect

   Plug the electrical connector back into the switch, ensuring it seats firmly.

7. 7

   Reassemble

   Reinstall the console trim panel.

8. 8

   Test & Clear

   Reconnect the battery. Turn the key to the ON position and use a diagnostic tool to clear the 06.00.18 fault code. Start the tractor and test the PTO 1000 engagement to ensure the code does not return.