3363732 - E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS - Functional description (Xenon Gas headlamps)

Functional description

The turn signal activation signals are sent to pins 7 of connector I and 30 of connector G of the Body Computer M1 from the stalk unit H5. The 'ignition ON' signal (INT) for the switch H1 reaches the underdashboard control unit B2 at pin 11 of connector H and from there moves on to the Body Computer M1 (pin 9 of connector F). The hazard warning lights activation signal, on the other hand, reaches pin 34 of connector G of M1 from the control button H20. The Body Computer M1 controls the supply for the side lights at the side F20 (left) and F21 (rght) from pin 2 of connector A and 22 of connector B, for the front side lights F10 (left) F11 (right) from pins 38 and 39 of connector B. The signal is sent to the headlamp i nternal electronic circuit,w hich manages activation of the turn signal bulb. The Body Computer M1 also controls the supply to tail-lights F30 (left) F31 (right) - from pins 12 and 3 of connector D. The Body Computer M1 is connected, via the CAN line, to the instrument panel E50, to manage the 'direction indicators' warning light, the buzzer and, if there are failures in the circuit, the 'lights failure' warning light. The signal is sent, from pin 29 of connector G of M1, to light up the LED in the control button H20.