Original Piaggio CM088401 Ignition Control Unit – Vespa LX/Primavera/Sprint/S 50 4T 4V and Fly 50 4T

The original Piaggio CM088401 electronic ignition control unit is the CDI device factory-installed on Piaggio and Vespa 50 cc 4-stroke 4-valve engines. This electronic unit manages the ignition timing and spark plug spark in synergy with the ignition coil: in case of failure, the engine may not start, idle poorly, or lose the spark completely. OEM part number CM088401, compatible with Piaggio Fly 50 4T 4V, Vespa LX 50, Vespa S 50 College, Vespa Primavera 50 and Vespa Sprint 50 in 4T 4V Euro 2 versions.

✓ Strengths

• 100% original Piaggio spare part – same component installed at the factory
• OEM code CM088401 – perfect interchangeability with the original control unit
• Wide compatibility – all 50 4T 4V Piaggio/Vespa E2 scooters from 2008 to 2017
• CDI device with immobilizer management – communicates with the original electronic anti-theft system
• Plug & play – same connector as the original part, no modifications required
• Resolves typical problems – no spark, engine not starting, sudden cut-outs

Technical specifications

Vehicle compatibility

Recommended associated spare parts

• Original Piaggio ignition coil – to be checked/replaced along with the control unit
• NGK CR8EB spark plug (or Piaggio specific) – to be checked/changed during any ignition system work
• Original spark plug cap – element that often causes poor contacts
• Electrical contact cleaner spray – to protect connectors and terminals
• 12V scooter battery – check voltage before diagnosing ignition

Who is it perfect for?

This control unit is the ideal choice for those who own a Piaggio Fly 50 4T 4V scooter or a Vespa 50 4T 4V (LX, S College, Primavera, Sprint) and are experiencing ignition problems, no spark, or sudden cut-outs. Perfect for authorized Piaggio workshops, specialized Vespa mechanics, and private individuals who want to restore full vehicle functionality with an original factory spare part, maintaining compatibility with the immobilizer and anti-theft system.