INTERNET ACCESS CONTROL MODULE -J666- BATTERY
The battery is installed in the internet access control module. If a fault was stored in the DTC memory in the information electronics control module 1 -J794- using the battery, then it must also be replaced.
Turn off all electrical consumers.
Remove the key.
Remove the internet access control module, refer to INTERNET ACCESS CONTROL MODULE -J666 .
Press the tab -arrow A- on the cover -1-, then fold the cover -1- in the -direction of the arrow B- and remove it from the internet access control module -2-.
Scheme 120
Remove the battery -1- from the internet access control module -2-.
Scheme 121
Perform the installation in reverse order.