2013 Chevrolet Malibu L4-2.4L HybridFACTORY OEM SERVICE PROCEDURE

Battery Energy Control Module Replacement





Battery Energy Control Module Replacement

Removal Procedure

Danger:
Ensure all High Voltage safety procedures are followed. Failure to follow the procedure exactly as written may result in serious injury or death.


Danger: 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.


1. Disable the hybrid battery. Refer to High Voltage Disabling High Voltage Disabling.

Factory service manual diagram



2. Disconnect the following connectors, in the above sequence shown, from the battery energy control module.

Factory service manual diagram



3. Remove the connectors (1) and the connector (2).

Factory service manual diagram



4. Remove the battery energy control module fasteners (1) and remove the battery energy control module (2) from the mounting studs.

Installation Procedure

Factory service manual diagram




Caution: Refer to Fastener Caution Fastener Caution.

1. Install the battery energy control module (2) to the mounting studs and tighten the fasteners (1) to 9 Nm (80 lb in).

Factory service manual diagram



2. Install the connectors (1) and connector (2).

Factory service manual diagram



3. Connect the remaining connectors, in the above sequence, to the battery energy control module.

4. Enable the hybrid battery. Refer to High Voltage Enabling High Voltage Enabling.

5. Program the battery energy control module. Refer to Battery Energy Control Module Programming and Setup Testing and Inspection.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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