Where is the bleed screw on a citreon c3?

The bleed screw on a Citroën C3 is typically located on the brake calipers or the brake master cylinder, depending on which system you're bleeding. For the front brakes, you'll find the bleed screw on the caliper, usually at the top. For the rear brakes, it will be on the caliper as well. Always consult your vehicle's manual for the specific location and proper procedure.