Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Checklist For Changing Turbocharger And Engine Control Module



Checklist For Changing Turbocharger And Engine Control Module

Checklist













Under system information you will find information on chassis and version numbers for Trionic T7







The plate with the engine number is placed on the cylinder block according to WIS - Engine - Base engine, petrol - Technical data - Engine number.

To see the colour of the injectors, remove the upper engine cover.