The door mirror activation signal is an earth signal from switch unit H090 - pin 11 connector C - which enters at pin 44 of connector B of the optional junction unit under the instrument facia B101.Relay T11 is supplied directly from battery control unit B099 and ignition-operated (INT/A) via fuse F31 housed in the junction unit under instrument panel B002.Once excited, relay T11 supplies left mirror P060 and right mirror P061 via fuse F41.Door mirror activation is indicated by the activation of a led on the switch.