The Body Computer M1 supplies the rear courtesy light G20 from pin 26 of connector E in accordance with the logic described previously.The line is protected by fuse F53 located on the Body Computer M1.The Body Computer M1 - connector G - is supplied directly from the battery via a line protected by maxifuse F2 of the engine compartment control unit B1; its ignition-controlled supply (INT) is received at pin 2 of connector D; pin 10 of connector H or M1 supplies the Body Computer with a reference earth.The boot opening switch located in lock N47 sends an earth signal with the boot open and turns on courtesy light G20; a similar signal is sent to the Body Computer M1 - pin 42 of connector A: this is an NC signal: signal present indicates boot closed, signal absent indicates boot open;