Checks

Rear lamps

~1min read
1. Feux de stop / de position (P21/5W).

1. Brake / position lights (P21/5W).

2. Turn signals (PY21W amber).

3. Fog light, left side (PR21W red) Reversing light, right side (P21W).

Amber or red bulbs, such as turn signal bulbs or fog light bulbs, must be replaced with bulbs of identical specification and colour.

Test yourself

A quick Citroen C1 quiz: every answer comes with an explanation and a link to the manual page.