micro.werks
Illustration of a VW Beetle pulled over on a coastal road with its engine lid open and tools on the ground
Volkswagen Type 1 · carbureted · air-cooled

Won't start.

Answer one question at a time. Each answer narrows it down, from battery to spark to fuel to timing.

See the whole flow chart
A free tool from micro.werks, VW bus engineering in San Diego. More tools