|1||Connect a laptop with Toolbox 3 to the vehicle.|
|2||In Toolbox, click in the Search field, and then click Tools.|
|3||From the Tools menu, click Active Alerts.|
|4||Click Read Alerts and check for a BMS_a123, BMS_a151, or a BMS_a035 alert.|
- Any of the alerts are present - Investigate and correct the low isolation condition before continuing with this procedure.
- None of the alerts are present - Continue to the next step.
|6||Disconnect the laptop from the vehicle.|
|7||Perform the vehicle electrical isolation procedure. See Vehicle Electrical Isolation Procedure.|
|8||Remove the rear HV battery skid plate. See Skid Plate - HV Battery - Rear (Remove and Replace).|
|9||Release the clips that attach the HV battery coolant hoses to the LH shear plate. |
|10||Release the clips that attach the HV battery coolant hoses to the RH shear plate. |
|11||Use a 90° pick to permanently bend open the tabs (x4) of the LH 1st generation flood port retainer ring.|
Note: It is acceptable if the tabs break off.
|12||Pull the retainer ring of the LH flood port down and off.|
Twist the retainer ring as it is pulled down.
|13||Rotate the LH flood port core 60° and pull it down and out of the underside of the HV battery penthouse.|
|14||Repeat step 11 through step 13 for the RH 1st generation flood port.|
|15||Use an IPA wipe to clean the area around the openings where the flood ports were removed.|
|16||Install a 2nd generation flood port into the opening at the LH underside of the HV battery penthouse.|
Note: Press up firmly to fully seat the flood port and fasten the clips (x8) internally.
|17||Repeat step 16 for the RH underside of the HV battery penthouse|
|18||Fasten the clips that attach the HV battery coolant hoses to the RH shear plate. |
|19||Fasten the clips that attach the HV battery coolant hoses to the LH shear plate. |
|20||Check that the HV connections at the rear of the HV battery are tight and secure.|
|21||Install the rear HV battery skid plate. See Skid Plate - HV Battery - Rear (Remove and Replace).|
|22||Perform a penthouse air leak test. See Penthouse Air Leak Test.|