Porsche Service Technical Information 2 222/20 – Complaint- Check Engine Error Message in Conjunction with Loss of Power or a Mooing Noise after Switching off the Engine (222/20)

Porsche Cayman Technical Information

This document provides technical information for the Porsche Cayman (982) model line, covering the period from 2017 up to 2021. The focus is on the complaint of a Check Engine warning light coming on, accompanied by loss of power and a mooing noise after switching off the engine, typically at low revs.

The issue is caused by a pressure converter for the turbocharger, which requires replacement with a new one. To perform the replacement, the old pressure converter must be removed and the new one installed, along with its external air cleaner.

The installation procedure requires specific tools, including a torque wrench, and certain precautions must be taken to ensure proper installation. Additionally, the vacuum hoses and electric plug connections must be checked and adjusted as necessary.

Once the replacement is complete, the vehicle should be checked to ensure the vacuum hoses are properly routed and positioned. The work concludes with the installation of the air filter housing and engine compartment lid.

Important: It is essential to follow the provided instructions and procedures to ensure proper and safe completion of the replacement.

Manual:

Download: Porsche Service Technical Information 2 222/20 – Complaint- Check Engine Error Message in Conjunction with Loss of Power or a Mooing Noise after Switching off the Engine (222/20)

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