Remove
Open the LH rear door.
Use narrow-width tape to carefully mark the location of the secondary
seal around the door.
Caution:
Make sure that the edge of the tape accurately follows the edge of the
seal.
Release the ends of the door secondary seal from the ends of the inner
bel
Remove
Use Toolbox to put the vehicle into Factory Mode.
Invoke diagnostics on the touchscreen.
Inspect the Notifications for either a BMS_a123 or a BMS_W123 alert.
If:
Either alert is present - Contact Service Engineering. Do not perform
this procedure.
Neither alert is present - Continu