The controls on the driver''s door H30 include the joystick and control switch for the exterior rear view mirrors:Control H30 is supplied - at pin 4 - from a line protected by fuse F24 and relay T5 of B1: this supply, ignition-operated except during start-up (INT/A), is controlled by pin 13 of connector A of M1; pin 5 of H30 is earthed.Control H30 supplies the motors of mirrors P60 and P61 directly:- the shared motor supply signal leaves pins 10 and 11 of H30;- the vertical movement signal leaves pins 2 and 3 of H30;- the horizontal movement signal leaves pins 8 and 9 of H30;