198000363 - E2020 DIRECTION INDICATORS/HAZARD WARNING LIGHTS - FUNCTIONAL DESCRIPTION

FUNCTIONAL DESCRIPTION

The direction indicator activation signals are sent to pins 7 of connector I and 30 of connector G of the Body Computer M1 from the steering column switch unit H5.The Body Computer M1 receives a direct supply from the battery via the line protected by maxifuse B99 at pin 18 of connector F of the interface with the junction unit under the dashboard B2; the ignition-controlled supply (INT) reaches pin 9 of connector F of the interface with the junction unit B2.The hazard light activation signal reaches pin 34 of connector G of M1 from control button H20.The Body Computer M1 controls the supply for the side lights F20 (left) and F21 (right) from pins 5 and 28 of connector A - for the front lights F10 (left) and F11 (right) from pins 50 and 51 of connector B -and the rear lights F30 (left) F31 (right) - from pins 18 and 6 of connector D.The signal is sent from pin 29 of connector G of M1 to light up the LED in the control button H20.The Body Computer M1 is connected, via the CAN line, to the instrument panel E50 to manage the "direction indicator" warning lights, the buzzer and, if there is a problem in the circuit, the "lights failure" warning light.