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Home >> Ford >> 2021 >> Mustang Mach-E Premium, AWD >> Repair and Diagnosis >> Electrical >> Charging Systems >> Charging System (Battery, Mounting And Cables) >> General Procedures >> Battery Disconnect and Connect

Battery Disconnect and Connect

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Disconnect 

NOTE: It is only necessary to disconnect the battery ground cable to interrupt power to the vehicle's electrical system. It is not necessary to disconnect the positive battery cable.

Disconnecting the battery ground cable to interrupt power to the vehicle's electrical system only 

  1. Release the trim pins and remove the cargo cover.
    GFD609765Courtesy of FORD MOTOR COMPANY
  2. De-energize the high voltage battery. Refer to: High Voltage System De-energizing .
  3. Remove the stud and position the negative battery cable aside.

    Torque: 26 lb.ft (35 Nm)

    GFD609766Courtesy of FORD MOTOR COMPANY
  4. Insulate the cable terminal end with the tape.
    GFD609767Courtesy of FORD MOTOR COMPANY

    Disconnecting the battery cables 

  5. De-energize the high voltage battery. Refer to: High Voltage System De-energizing .
  6. Remove the underhood storage compartment. Refer to: Underhood Storage Compartment .
    • Disconnect and position the electrical connector aside.

    • Loosen, but do not remove the nut. Position the negative battery cable aside.

      Torque: 48 lb.in (5.4 Nm)

    GFD609768Courtesy of FORD MOTOR COMPANY
  7. Position the positive battery cable terminal cover aside.
    GFD609769Courtesy of FORD MOTOR COMPANY
  8. Loosen, but do not remove the positive battery cable terminal nut.

    Torque: 48 lb.in (5.4 Nm)

GFD609770Courtesy of FORD MOTOR COMPANY

Connect 

  1. To install, reverse the removal procedure.