| 摘要 |
<p>PROBLEM TO BE SOLVED: To easily perform lighting visual confirmation of trailer stop lamps in a short time, and to prevent a safety problem or wasteful consumption of battery power caused by misoperation of a check switch, in a connection detection circuit for the trailer stop lamps. SOLUTION: In this circuit, a brake pedal switch 34 is connected to a DC power fuse 31a through a trailer stop lamp relay 33, the trailer stop lamps 22 are connected to a contact 33a of the stop lamp relay 33 in series through a stop lamp sensor 37 and a connection connector 25, and a stop lamp check relay 38 and a controller 39 are connected to the contact 33a in parallel. The check switch 40, a wheel parking brake switch 41 and a vehicle speed sensor 42 are connected to the controller 39.</p> |
