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Home >> Audi >> 2014 >> A7 Quattro TDI Premium Plus >> Repair and Diagnosis >> Engine Performance >> System >> 3.0L - Generic Scan Tool - Engine Code: CPNB (2 Of 2) >> St Generic Scan Tool >> Diagnosis And Testing >> Diagnostic Procedures >> Turbocharger Control Module 1 -J724-, CHECKING >> Function
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Turbocharger Control Module 1 -J724-, CHECKING: Function

The Turbocharger Control Module 1 -J724- controls guide vane adjustment in the turbocharger with an electric positioning motor. Electric initialization makes quick turbocharger response and precise regulation possible. To adjust the guide vanes, the Turbocharger Control Module 1 -J724- is initialized by the Engine Control Module -J623- using a pulse-width-modulated (PWM) signal.

Special tools and workshop equipment required