184002061 - E3040 CENTRAL LOCKING - FUNCTIONAL DESCRIPTION (LOW trim level)
Operational description
The locking/unlocking function for the doors is operated by the driver''s door control unit M66 connected via the CAN line to the Body Computer M1.The control unit M66 receives a supply at pin 7 of connector C from the line protected by fuse F36 of the junction unit under the dashboard B2 and at pin 2 of connector C from the line protected by fuse F32 of B2.Pins 1 and 8 of connector C of M66 are earthed.The control unit M66 receives the following inputs:
- the "locking" signals from the knobs, at pins 9 and 8 of connector B of M66;
- the locking/unlocking signals from the key pawl, at pins 1 and -2 of connector B of M66;
- the negative signals from the locking/unlocking buttons, located in the control unit on the tunnel H35, at pins 3 and 4 of connector B of M66;
- the signals coming from the aerial-receiver P93 which is connected to pins 21 and 31 of connector B of M1.