3026161 - E2530 INSTRUMENT LIGHTING - Functional description

Functional description

The supply line with the 'ignition ON' (INT) protected by the fuse F39 of the underdashboard control unit B2, provides the lighting for the electric windows switch in the front door, passenger side H50 , the hazard warning lights, fog lights, rear fog lamp H12 , headlamp alignment, instrument panel light adjustment, milometer zeroing H10 , connector for preparation for the telephone D75 and lastly the switch unit on the tunnel H35 in addition to the radio P20 (BASIC version - without display). The supply with the side lights on is, on the other hand, provided by the Body Computer M1 pin 18 of connector C to the cigar lighter P50 and to the connector for the preparation for the telephone D75 . The 'MODE' and 'KM' controls for the unit H10 are also supplied by the line (INT) protected by fuse F39 of control unit B2 and send the command to the instrument panel E50 , pin 16 of connector B and pin 9 of connector A. The Body Computer M1 is connected, via the CAN line, to the instrument panel E50 from which it receives the 'light intensity adjustment' signal which is transmitted to the radio connector (or the radio-phone-navigator) and to the climate control system control unit  See E1050  CAN CONNECTION LINES .