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Air intake

Corps de papillon

Le corps de papillon contrôle la quantité d’air entrant.

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Air intake flow

Interactive — tap a part
Air filter MAF sensor Throttle body Intercooler

Tap a part to see how it fits in the system.

What it does

  • Régule l’air par la papillon
  • Électronique sur les modernes

When it fails

  • Ralenti instable
  • Calage
  • Papillon encrassé

How to diagnose

  1. Nettoyez le papillon
  2. Lisez le TPS

Maintenance

  • Nettoyez tous les 30 000–50 000 km
Use the diagnosis order. When a part fails, confirm each hypothesis with measurements before replacing anything — codes and symptoms overlap.
Related part

Débitmètre d’air (MAF)

Le MAF mesure l’air entrant pour que le calculateur dose le carburant.

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