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Home >> Volkswagen >> 2012 >> Tiguan S 4Motion >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L - Generic Scan Tool - Engine Code: CCTA (2 Of 2) >> St Generic Scan Tool >> Diagnosis And Testing >> Diagnostic Procedures >> Leak Detection Pump - V144-, CHECKING >> Function
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Leak Detection Pump - V144-, CHECKING: Function

The Engine Control Module -J623- uses the Leak Detection Pump -V144- signal to calculate a correction value for the charge air pressure. Evaluation of the signal gives consideration to the influence of temperature on the density of the charge air.

Special tools and workshop equipment required 

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