3363734 - E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS - Functional description (Station Wagon, 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
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,
which 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.