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Home >> Audi >> 2013 >> S7 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> 4.0L - Generic Scan Tool - Engine Code(S): CEUC & CRDB (Transmission DTC Table & Diagnostic Procedures) >> St Generic Scan Tool >> Diagnosis And Testing >> Diagnostic Procedures >> EVAP Canister Purge Regulator Valve 1 -N80-, CHECKING >> Function

EVAP Canister Purge Regulator Valve 1 -N80-, CHECKING: Function

EVAP system is designed so that the admission of fuel vapors takes place only at idle and at light part-throttle. EVAP Canister Purge Regulator Valve 1 -N80- is map-activated by the Engine Control Module (ECM) -J623- to accomplish this task.

Special tools and workshop equipment required 

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