Endurant HD
TRSM0950 EN-US
|
December 2024 - A

Transmission Control Module (TCM)

Special Instructions

Special Tools

  • ServiceRanger

Component Identification

_Graphics/_Raster/TCM.png

1. Transmission Control Module (TCM) Cover - 10 or 13 mm Nuts

2. Transmission Control Module (TCM)

3. Mechatronic Transmission Module (MTM)

4. Transmission Control Module (TCM) Jackscrew - 7 mm

Create a Service Activity Report

Note: If not already created and sent.

  1. Key on with engine off.

  2. Connect ServiceRanger and create a Service Activity Report.

  3. Select “Send to Eaton” (internet connection required)

  4. Disconnect ServiceRanger.

  5. Key off.

Disconnect the Transmission Control Module (TCM)

  1. Disconnect the negative battery cable.

    Notice
    Leaving battery cable connected may damage TCM.

  2. Disconnect the 20-Way TCM Vehicle and Body Harness Connectors from the TCM by depressing the lock tab and lifting up on the lever.

    Notice
    Do not allow contamination into the connectors on the TCM.
    _Graphics/_Raster/IMG_0333.png_Graphics/_Raster/IMG_0334.png_Graphics/_Raster/IMG_0335.png

Remove the Transmission Control Module (TCM)

  1. Unscrew the 4 TCM Cover nuts and remove TCM Cover.

    Note: TCM Cover nuts are 10 or 13 mm.

    _Graphics/_Raster/TRSM0950_TCM_Removal3.png

  2. Unscrew the TCM 7 mm Jackscrew. Lift and remove the TCM from the MTM.

    Notice
    Do not allow contamination into the connectors on the TCM or MTM.
    _Graphics/_Raster/TRSM0950_TCM_Removal4.png

  3. Inspect the TCM Seal for damage.

    Notice
    Replace the TCM Seal if damaged.

    Note: If replacing the TCM, the REMAN TCM includes a new seal.

    _Graphics/_Raster/TRSM0950_TCM_Installationa.png

Install the Transmission Control Module (TCM)

Notice
Do not allow contamination into the connectors on the TCM or MTM.

Note: TCM can be installed with transmission in-vehicle.

  1. Install the TCM Seal on the 74-Way Harness Connector.

    _Graphics/_Raster/TRSM0950_TCM_Installationa.png

  2. Align the TCM to the 74-Way Harness Connector and TCM studs, then install the TCM.

    _Graphics/_Raster/TRSM0950_TCM_Installationb.png

  3. Torque the TCM 7 mm Jackscrew to 3.0-4.0 Nm (26.6-35.4 lb-in).

    _Graphics/_Raster/IMG_0187.png

  4. Install the TCM Cover over the 4 TCM studs and torque the 4 TCM Cover Nuts to 8.8-10.4 Nm (78-92 lb-in) in a criss-cross pattern.

    Note: TCM Cover nuts are 10 or 13 mm.

    _Graphics/_Raster/IMG_0189.png

Connect the Transmission Control Module (TCM)

  1. Connect the 20-Way TCM Vehicle and Body Harness Connector to the TCM by pressing the lever into the locked position.

    _Graphics/_Raster/IMG_0335.png_Graphics/_Raster/IMG_0334.png_Graphics/_Raster/IMG_0333.png

  2. Connect the negative battery cable.

  3. Determine next steps.

Configure Transmission Control Module (TCM)

Enter current transmission serial number and MTM serial number into TCM.

  1. Record transmission serial number.

    _Graphics/_Raster/TRSM0950_TransmissionIDtag_Box.png

  2. Record MTM serial number.

    _Graphics/_LineArt/MTM_SerialTagLocation - Box.png

  3. Key on with engine off.

    Note: Vehicle display may indicate a flashing “F”, “CC”, or service transmission.

  4. Connect ServiceRanger.

  5. Go To “Configuration”.

  6. Select “Identification”.

  7. In the “Serial Number” parameter “New Value” field enter transmission serial number.

  8. In the “Current MTM Serial Number” parameter “New Value” field enter MTM serial number.

    _Graphics/_Raster/TCMReplacementSR4.png

  9. Select “Apply” and follow on-screen prompts.