244002005 - E7015 ALARM OPERATIONAL DESCRIPTION

Operational Description

The alarm system is fully managed by alarm control unit M030. The control unit receives an ignition-operated supply protected by fuse F27 - located in underfacia control unit B002 - and a direct battery supply protected by fuses F60 and F34 - located in optional junction unit B101 -.The control unit comprises two connectors, A and B, with the following pin-outs:Connector A:

  • pin 1 : deterrent Led activation/deactivation;
  • pin 3 : battery supply;
  • pin 4 : system deactivation from remote key I100 - pin 1 connector B -;
  • pin 7 : system activation from remote key I100 - pin 2 connector B -;
  • pin 8 : volumetric sensor power supply K062 - pin 1 -;
  • pin 9 : earth connection C010 - pin 10 -;
  • pin 11 : earth reference for volumetric sensors K062 - pin 3 -;
  • pin 12 : volumetric sensor power supply K062 - pin 2 -.
Connector B:

  • pin 1 : right turn signal power supply to control panel H090 - pin 7 connector A -;
  • pin 2 : left turn signal power supply to control panel H090 - pin 5 connector A -;
  • pin 7 : power supply direct from battery for controlling right and left turn signals;
  • pin 8 : left front door open signal input from control panel H090 - pin 1 connector A -;
  • pin 9 : right front door open signal input from control panel H090 - pin 1 connector A -;
  • pin 12 : ignition-operated power supply;
  • pin 13 : shared power supply for remote key I100 - pin 2 connector A -;
  • pin 16 : right sliding door and door flaps open signal from control panel H090 - pin 6 connector A -;
  • pin 18 : bonnet open signal input, from switch on bonnet I010 - pin 1 -;
Remote control receiver M035 controls vehicle door catch closure/opening. More specifically, door unlocking is controlled from pin 5. The signal is distributed to the catches by short-circuiting junction D0971. Door locking is controlled from pin 6, distributed from short-circuiting junction D097G. Pin 3 receives a power supply directly from the battery while pin 7 receives an ignition-operated power supply.