Intake Manifold Diaphragm 59mm – Alfa Romeo / Fiat / Lancia 2.2 JTS | OEM 77363754 77364333Intake Manifold Diaphragm 59mm Alfa Romeo Fiat Lancia 2. 2 JTS OEM 77363754 77364333 Replace the Intake Manifold Diaphragm on Your Alfa Romeo or Fiat 2. 2 JTS 59mm Direct Replacement. A failed 59mm intake manifold diaphragm on Alfa Romeo, Fiat, and Lancia 2. 2 JTS engines causes intake vacuum loss resulting in incorrect intake flap position, fault codes, and rough idle. Direct replacement for intake manifold assemblies 77363754 and 77364333.

Replacing the failed membrane helps restore crankcase ventilation function

Eliminates Fault Codes: Swirl flap position codes clear after plugging

9-3 and compatible Mercedes cause fuel leaks

Use when both seals and cone are worn

poor low-to-mid RPM response and incorrect air-fuel mixture

and Z19DT diesel engines is a leading cause of intake carbon buildup

Supports repair of the existing crankcase ventilation unit

0018303884

Supports repair of the existing PCV oil separator unit

Ford Kuga (2010+) — Haldex Generation 4 AWD system

This DISA membrane is listed for BMW vehicles with compatible 2

Always confirm the original vacuum pump number before ordering