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Home › Chevrolet › 2016 › Spark EV › Repair and Diagnosis › Hybrid/Electric Powertrain › Battery Management Systems › Hybrid/EV Energy Storage System › Repair Instructions › Auxiliary Battery Wiring Harness Replacement (Battery Cell Connectors, Battery Energy Control Module, Battery Interface Control Module) › Installation Procedure

Installation Procedure

    Fig 1: Auxiliary Battery Wiring Harness, Retainers And Foam Harness Retainers
    GM3946935Courtesy of GENERAL MOTORS COMPANY
  1. Install the auxiliary battery wiring harness (3) into position with the retainers (1).
    2. Fig 2: Battery Interface Control Module, Retainers And Connectors
    GM3946934Courtesy of GENERAL MOTORS COMPANY
  2. Connect the auxiliary battery wiring harness connectors (1) into the battery interface control module (3).
  3. Attach the harness retainers (2) to the bracket.
    4. Fig 3: Battery Energy Control Module And Connectors
    GM3946933Courtesy of GENERAL MOTORS COMPANY
  4. Connect the auxiliary battery wiring harness connectors (1) to the battery energy control module (2).
    5. Fig 4: Auxiliary Battery Wiring Harness Connector, Battery Cell 1 Connector And Thin Film Harness
    GM3715437Courtesy of GENERAL MOTORS COMPANY
  5. Connect the battery cell connectors (2) to the auxiliary battery wiring harness connector (1) taking care not to tear the film harness (3).
    6. Fig 5: Retaining Tabs And Thin Film Harness
    GM3715436Courtesy of GENERAL MOTORS COMPANY
  6. Install the battery cell connector onto the bracket retaining tabs (1).
    7. Fig 6: Battery Cell Connectors
    GM3946932Courtesy of GENERAL MOTORS COMPANY
  7. Install the battery cell connectors (1) to the remaining battery cells.
    8. Fig 7: Battery Energy Control Module Connectors (With Connection Sequence)
    GM4072893Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Damage to the battery energy control module may occur if connector installation sequence to the module is not followed. Battery energy control module connector installation sequence is reverse of the removal sequence and must be performed after all sections have been reconnected.

    NOTE:

    Damage to the battery energy control module may occur if connector sequence to the module is not followed.

  8. Connect the battery energy control module connectors in the sequence shown to the battery energy control module.
    9. Fig 8: Battery Energy Control Module Connectors (With Connection Sequence)
    GM4072895Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Damage to the battery energy control module may occur if connector sequence to the module is not followed.

  9. Connect the battery energy control module connectors in the sequence shown to the battery energy control module.
  10. Install the cell battery cooling manifold inlet hose. Refer to High Voltage Battery Cooling Manifold Inlet Hose Replacement (Coolant to all Battery Cells)High Voltage Battery Cooling Manifold Inlet Hose Replacement (Individual Battery Cell Coolant Inlet Hose) .
  11. Install the cell battery cooling manifold outlet hose. Refer to High Voltage Battery Cooling Manifold Outlet Hose Replacement (Coolant to all Battery Cells)High Voltage Battery Cooling Manifold Outlet Hose Replacement (Individual Battery Cell Coolant Outlet Hose) .
  12. Install the drive motor battery cover. Refer to Drive Motor Battery Cover Replacement .
  13. Install the drive motor battery. Refer to Drive Motor Battery Replacement and Shipping Preparation .
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