Control Module Relay Box (2011): Removal
Check according to: DIAGNOSTICS/VEHICLE COMMUNICATION /Advanced/CEM/Checking communication and control module in VIDA. VIDA is Volvo-specific scan tool.
Perform battery disconnecting and connecting, see BATTERY DISCONNECTING AND CONNECTING
Remove glove compartment, see GLOVE COMPARTMENT
NOTE:
Make sure that the component terminals are not bent or damaged.