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Home >> Chevrolet >> 2018 >> Volt Premier >> Repair and Diagnosis >> Electrical >> Charging Systems >> Plug-In Charging System >> Repair Instructions >> Drive Motor Battery Charger Replacement

Drive Motor Battery Charger Replacement

GM4138954Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
WARNING:

Always perform the High Voltage Disabling procedure prior to servicing any High Voltage component or connection. Personal Protection Equipment (PPE) and proper procedures must be followed.

The High Voltage Disabling procedure includes the following steps:

  • Identify how to disable high voltage.
  • Identify how to test for the presence of high voltage.
  • Identify condition under which high voltage is always present and personal protection equipment (PPE) and proper procedures must be followed.

Before working on any high voltage system, be sure to wear the following Personal Protection Equipment:

  • Safety glasses with appropriate side shields when within 15 meters (50 feet) of the vehicle, either indoors or outdoors.
  • Certified and up-to-date Class "0" Insulation gloves rated at 1000V with leather protectors.
    • Visually and functionally inspect the gloves before use.
    • Wear the Insulation gloves with leather protectors at all times when working with the high voltage battery assembly, whether the system is energized or not.

Failure to follow the procedures may result in serious injury or death.

Preliminary Procedures

  1. High Voltage Disabling
  2. Drain the coolant. Drive Motor Generator Power Inverter Module Cooling System Draining and Filling
  3. Disconnect all electrical connectors.
  4. Generator Control Module Coolant Radiator Hose Replacement , and Drive Motor Generator Control Module Cooling Outlet Hose Replacement (Underbody Line)Drive Motor Generator Control Module Cooling Outlet Hose Replacement (Underbody Line to Traction Power Inverter Module Inlet)
NOTE:

Add a protective bag or enclosure to the harness side connector to prevent inadvertent liquid spills during rework. Corrosion will form if this procedure is not followed properly.
1 Drive Motor Battery Charger Bolt
CAUTION:

Refer to Fastener Caution .


Tighten 
22 N.m (16 lb ft)
2 Drive Motor Battery Charger Fastener [3x]
Tighten 
22 N.m (16 lb ft)
3 Drive Motor Battery Charger

Procedure

  1. Fill the cooling system. Drive Motor Generator Power Inverter Module Cooling System Draining and Filling
  2. High Voltage Enabling
  3. Perform the necessary programming and setup procedure:Control Module References
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