323000775 - E1060 A - BUS SERIAL LINE - FUNCTIONAL DESCRIPTION

FUNCTIONAL DESCRIPTION

The rain sensor present in electrochromic interior rear view mirror P065, receives an ignition-operated power supply (INT) at pin 6 from the line protected by fuse F49 in the junction unit under the dashboard.The A-BUS serial line leaves pin 4 of P065 and arrives at pin 10 of connector B of Body Computer M001. The information for activating the windscreen wiper travels along this line. The rain sensor receives the reference earth at pin 5.The Body Computer receives a power supply from the battery, via the line protected by fuse F1 located in the engine compartment junction unit B001. It also receives an ignition-controlled power supply (INT) from the ignition switch H001. The reference earth reaches pins 10 and 19 of connector A of M001.