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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> (Radio Frequency Module (RF Hub) - Electrical Diagnostics) >> DTC Troubleshooting >> B1045-01 - Front Driver Door Handle Sense - General Electrical Failure >> Theory Of Operation

Theory Of Operation

The front door handles are provided with a door locking request button (electrically connected to the RF HUB) and a proximity sensor arranged inside the handle (also electrically connected to the RF HUB) by means of which the user can send the door unlocking request to the RF HUB. The RF HUB monitors the handle and handle circuits for any concerns.