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Home >> Ford >> 2021 >> Mustang Mach-E Select, AWD >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Motor Systems >> Rear Electric Drive Assembly Part 2 >> Removal And Installation >> Inverter System Controller [SOBDMC] >> Removal

Inverter System Controller [SOBDMC]: Removal

  1. With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting - Overview .
  2. NOTE: This step is only necessary when installing a new component.

    Download the ISC (inverter system controller) SOBDMC information to the diagnostic tool using the Programmable Modules Installation routine. Refer to: Module Programming

    Use the General Equipment: Ford Diagnostic Equipment

  3. Remove the rear electric drive assembly. Refer to: Rear Electric Drive Assembly .
    1. Remove the wire harness bolts.
    2. NOTE: Before disconnecting the high voltage battery electrical connector, the electrical connector must be cleaned.

      Clean the high voltage battery electrical connector with nylon brush and compressed air.

    3. Release the lock lever and disconnect the high voltage electrical connector.
    GFD609290Courtesy of FORD MOTOR COMPANY
  5. NOTE: Make sure that all openings are sealed.
    NOTE: Be prepared to collect escaping fluid.

    Disconnect the ISC (inverter system controller) SOBDMC cooling hoses. Use the General Equipment: Fluid Container

    GFD609291Courtesy of FORD MOTOR COMPANY
    • Remove and discard the bolts.

    • Remove the ISC (inverter system controller) SOBDMC side cover.

    GFD609292Courtesy of FORD MOTOR COMPANY
    1. Clean and inspect the ISC SOBDMC side cover for nicks, cuts or abrasions. Replace if necessary.
    2. Inspect the ISC SOBDMC high-voltage interlock connector for wear or damage. Replace if necessary.
    GFD609293Courtesy of FORD MOTOR COMPANY
  8. NOTE: This step is only necessary if the original component is to be reused.

    Place the ISC SOBDMC side cover on a clean surface.

    GFD609294Courtesy of FORD MOTOR COMPANY
  9. Remove the high-voltage terminal bolts for the ISC SOBDMC.
    GFD609295Courtesy of FORD MOTOR COMPANY
  10. Remove the ISC SOBDMC stud bolt and the bolts.

    • Clean and inspect the bolts and the stud bolt, replace as necessary.

    GFD609296Courtesy of FORD MOTOR COMPANY
    1. Install the guide studs. Use Special Service Tool: 307-742 Alignment Kit, Pump Assembly.
    2. Using a pry tool, locate the pry pads shown and pry the inverter system controller SOBDMC loose.
    3. NOTE: Make sure that all openings are sealed.

      Remove the ISC SOBDMC module.

    4. Remove the guide studs. Use Special Service Tool: 307-742 Alignment Kit, Pump Assembly.
    GFD609297Courtesy of FORD MOTOR COMPANY
  12. NOTE: This step is only necessary if the original component is to be reused.

    Place the ISC SOBDMC on a clean surface.

GFD609298Courtesy of FORD MOTOR COMPANY
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