Massey Ferguson 0B.01.16 – Dash: No Communication Between The Dash and The Mid Mount Valve Module

This indicates a Controller Area Network (CAN bus) failure where the main dashboard/cab controller is no longer receiving data messages from the module responsible for controlling the mid-mount electro-hydraulic valves (typically used for front loader operations). When this communication drops, the tractor will usually disable the mid-mount hydraulic functions for safety.

• 5710SL
• 5711SL
• 5712SL
• 5713SL
• T4
• 5608
• 5609
• 5610
• 5611
• 5612
• 5613
• 4707
• 4708
• 4709
• 4710
• 7614
• 7615
• 7616
• 7618
• 7619
• 7620
• 7622
• 7624
• 7626
• 7714 to 7726S

1. 1

   Check Power and Ground: Verify the fuses and relays supplying power to the Mid Mount Valve Module. A blown fuse will cause the module to power down and drop off the CAN bus.

2. 2

   Inspect Connectors: Locate the Mid Mount Valve Module and disconnect its main harness. Inspect for bent pins, pushed-out terminals, corrosion, or moisture ingress (a common issue given the module's exposed location).

3. 3

   Test CAN Bus Integrity: With the battery disconnected, use a multimeter to measure the resistance across the CAN High and CAN Low pins at the module connector. A healthy CAN bus should read approximately 60 ohms.

4. 4

   Verify Module Voltage: Reconnect the battery, turn the key to the ON position, and back-probe the module's connector to ensure it is receiving a full 12V supply and has a solid ground.

1. 1

   Power Down

   Turn off the ignition and disconnect the negative battery cable to prevent electrical spikes.

2. 2

   Locate the Module

   Locate the Mid Mount Valve Module, which is typically mounted directly to or adjacent to the mid-mount hydraulic valve block (often under the right-hand side of the cab or near the loader subframe).

3. 3

   Harness Repair (If Applicable)

   If the diagnostic checks revealed chafed wiring or corroded connector pins, repair the wiring harness using OEM-approved waterproof splice kits and clean the contacts with electronic contact cleaner.

4. 4

   Module Replacement

   If the wiring, power, ground, and CAN bus resistance all test perfectly but the module still will not communicate, the internal CAN transceiver in the Mid Mount Valve Module has likely failed. Unbolt the module from the valve block and install the replacement unit.

5. 5

   Reassembly and Clearing

   Reconnect the battery. Use a compatible Massey Ferguson diagnostic tool to clear the 0B.01.16 fault code from the Dash.

6. 6

   Calibration

   If a new module was installed, you will likely need to perform a valve calibration procedure (often referenced in codes 0B.01.22 / 0B.01.23) via the tractor's terminal or diagnostic tool to teach the new module the spool limits.