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TMF 62

New Holland TMF 62 – TMF (Tractor Multi-Function Controller): Communications Lost with Performance Monitor Function

Issue description

A breakdown in the CAN bus communication network between the tractor's multifunction controller and the performance monitor display/instrument cluster.

Applies to these machines

  • T8000 Series
  • T8020
  • T8040
  • T8050
  • TG Series
  • TG245
  • TG275
  • T7 Series
  • T7.170
  • T7.210
  • T6 Series
  • MXM/TM Series
  • Magnum Series
  • MX180-270

Check the cause

  1. Verify Power and Ground: Ensure both the TMF controller and the Performance Monitor/Instrument Controller are receiving proper voltage and have solid ground connections.

  2. Inspect the CAN Bus Wiring Harness: Check the wiring harness connecting the TMF controller to the Performance Monitor for any signs of chafing, breaks, or short circuits.

  3. Check Connectors and Pins: Disconnect the harnesses at both the TMF controller and the Performance Monitor. Inspect the pins for corrosion, moisture, or damage. Ensure the pins are seated tightly and not pushed back into the connector housing.

  4. Test CAN Bus Resistance: Use a digital multimeter to check the resistance of the CAN bus circuit to ensure the terminating resistors are intact and there are no open circuits.

Repair steps

  1. Disconnect Battery

    Always disconnect the battery before performing electrical repairs to prevent short circuits.

  2. Repair Wiring/Connectors

    If the diagnostic checks reveal damaged wiring or corroded connector pins, repair or replace the affected sections of the harness or the specific connectors (e.g., the 6-pin male electrical connector on the TMF controller).

  3. Replace Faulty Module

    If the wiring and connectors test good, the fault likely lies within one of the modules. Depending on further CAN bus diagnostics, replace either the TMF Controller or the Performance Monitor.

  4. Clear Codes and Calibrate

    After repairing the wiring or replacing a module, reconnect the battery, clear the DTCs (Diagnostic Trouble Codes) from the system, and perform any necessary calibrations (such as hitch calibration, which is often related to TMF functions).

Parts you might need

(18)

  • TMF Unit (Tractor Multifunction Controller)

    51563039

    Varies by specific tractor model and transmission speed (e.g., 40 km/h vs 50 km/h versions). Often features a 5-connector or 6-connector layout.

  • TMF Unit (Tractor Multifunction Controller)

    87393065

    Varies by specific tractor model and transmission speed (e.g., 40 km/h vs 50 km/h versions). Often features a 5-connector or 6-connector layout.

  • TMF Unit (Tractor Multifunction Controller)

    87567066C

    Varies by specific tractor model and transmission speed (e.g., 40 km/h vs 50 km/h versions). Often features a 5-connector or 6-connector layout.

  • TMF Unit (Tractor Multifunction Controller)

    51563038

    Varies by specific tractor model and transmission speed (e.g., 40 km/h vs 50 km/h versions). Often features a 5-connector or 6-connector layout.

  • TMF Unit (Tractor Multifunction Controller)

    87364402

    Varies by specific tractor model and transmission speed (e.g., 40 km/h vs 50 km/h versions). Often features a 5-connector or 6-connector layout.

  • TMF Unit (Tractor Multifunction Controller)

    87615859

    Varies by specific tractor model and transmission speed (e.g., 40 km/h vs 50 km/h versions). Often features a 5-connector or 6-connector layout.

  • TMF Unit (Tractor Multifunction Controller)

    87339221

    Varies by specific tractor model and transmission speed (e.g., 40 km/h vs 50 km/h versions). Often features a 5-connector or 6-connector layout.

  • TMF Unit (Tractor Multifunction Controller)

    87355268

    Varies by specific tractor model and transmission speed (e.g., 40 km/h vs 50 km/h versions). Often features a 5-connector or 6-connector layout.

  • TMF Unit (Tractor Multifunction Controller)

    87364379

    Varies by specific tractor model and transmission speed (e.g., 40 km/h vs 50 km/h versions). Often features a 5-connector or 6-connector layout.

  • TMF Controller Electrical Connector

    87700106

    6-pin male electrical connector. Replaces 280453A1.

  • TMF Controller Electrical Connector

    280453A1

    Replaced by 87700106.

  • Performance Monitor / Instrument Panel (IntelliView III)

    87490185

    Varies heavily by machine generation. Can often be repaired by specialized electronics shops.

  • Performance Monitor / Instrument Panel (IntelliView III)

    84240411

    Varies heavily by machine generation. Can often be repaired by specialized electronics shops.

  • Performance Monitor / Instrument Panel (IntelliView III)

    84167466

    Varies heavily by machine generation. Can often be repaired by specialized electronics shops.

  • Performance Monitor / Instrument Panel (IntelliView IV)

    47514045

    Varies heavily by machine generation. Can often be repaired by specialized electronics shops.

  • Performance Monitor / Instrument Panel (IntelliView IV)

    84518934

    Varies heavily by machine generation. Can often be repaired by specialized electronics shops.

  • Performance Monitor / Instrument Panel (Standard)

    82007804

    Varies heavily by machine generation. Can often be repaired by specialized electronics shops.

  • Performance Monitor / Instrument Panel (Standard)

    82011705

    Varies heavily by machine generation. Can often be repaired by specialized electronics shops.

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