Massey Ferguson 04.X.69 – TRANS1 (Autotronic 5): Issue With Range 3 Solenoid Valve (TRANS1)

Electrical fault with the Range 3 solenoid valve (L54). The controller has detected an open circuit or a short circuit to +12 V or 0 V (ground) on this circuit.

• 7724S
• 5712SL
• 7722
• 7722S
• 5713SL
• 7720S
• 7716
• 7718
• T4
• 7715
• 5710SL
• 7726
• 7726S
• 5711SL
• 7718S
• 7719
• 7714
• 7716S
• 7720
• Tier 4 (2015-2021)
• 7715S
• 7724
• 5425
• 5435
• 5445
• 5455
• 5460
• 5465
• 5470
• 5475
• 5608
• 5609
• 5610
• 5611
• 5612
• 5613
• 5709
• 5710
• 5711
• 5712
• 5713
• 6445
• 6455
• 6460
• 6465
• 6470
• 6475
• 6480
• 6485
• 6490
• 6495
• 6497
• 6499
• 6612-6616
• 6712-6718
• 7614-7626
• 7714-7726

1. 1

   Inspect the wiring harness between the Autotronic 5 (TRANS1) controller and the Range 3 solenoid valve (L54) for chafed wires causing a short to ground (0V) or power (+12V), or broken wires causing an open circuit.

2. 2

   Disconnect the L54 solenoid and check the pins for corrosion, moisture, or poor terminal tension.

3. 3

   Measure the resistance across the pins of the Range 3 solenoid valve. A healthy coil should measure around 10 Ohms. Infinite resistance indicates an open circuit, while near 0 Ohms indicates an internal short.

4. 4

   Check the consistency between the Range 3 position switch (L58) and the Range 3 solenoid valve (L54) to ensure the switch is not sending conflicting data to the controller.

1. 1

   Locate the Solenoid

   Locate the transmission control valve block. Depending on the specific tractor series, this is typically found on the right-hand hydraulic cover plate or the side of the transmission housing. Identify the Range 3 solenoid valve (L54) among the bank of range solenoids (L52, L53, L54, L55).

2. 2

   Relieve Pressure

   Ensure the tractor is turned off, the parking brake is engaged, and hydraulic pressure is relieved before removing any valves.

3. 3

   Remove the Solenoid

   Disconnect the electrical harness from the L54 solenoid. Remove the retaining screws/flanges holding the solenoid valve in place and extract the valve.

4. 4

   Install the New Part

   Lubricate the O-rings on the new solenoid valve with clean transmission fluid. Insert it into the valve block and tighten the retaining screws to the specified torque.

5. 5

   Reconnect and Clear Codes

   Reconnect the electrical harness. Turn the key to the ON position and use a diagnostic tool (or Wintest software) to clear the 04.X.69 fault code from the Autotronic 5 module.

6. 6

   Test Operation

   Start the tractor and shift through the ranges to verify that Range 3 engages smoothly without triggering the fault code.