Just put {{Lyon Transport icon|#}} where # is the line wanted. In other words:
{{Lyon Transport icon|#}}
{{Lyon Transport icon|T1}}
{{Lyon Transport icon|T2}}
{{Lyon Transport icon|T3}}
{{Lyon Transport icon|T4}}
{{Lyon Transport icon|C1}}
{{Lyon Transport icon|C2}}
{{Lyon Transport icon|C3}}
{{Lyon Transport icon|C26}}