Fiat MultiAir System: Operation; Diagnosis, & Service

Fiat Multi-Air System Overview

The Fiat Multi-Air System is an electro-hydraulic variable valvetrain system.

It modifies volumetric efficiency using a single overhead camshaft with:

One lobe for intake valves

Two lobes for exhaust valves

Engine Applications

The system is used in:

1.4L Fiat engines

2.4L Chrysler “Tigershark” engines

Vehicles Equipped with Multi-Air System

The system is found in the following FCA vehicles:

Fiat 500

Jeep Cherokee

Chrysler 200

Dodge Dart

Manual:

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Fiat Multi-Air System Overview