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Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control Module (ECM) & Electronic Fuel Injection (EFI) Diagnostic Trouble Codes - 1 Of 11 >> EFI-4008: Canister Purge (Cp) Valve Leakage. Intermittent Fault (B6284T; B6304S3; 1999) >> Leakage. Intermittent fault >> Checking canister purge (CP) valve

Checking canister purge (CP) valve

Check canister purge (CP) valve for dirt, deposits and damage.

Activate the canister purge (CP) valve to see that no malfunction has occurred.

Check that the canister purge (CP) valve is not sticking when it has been activated.

Fig 1: Identifying Canister Purge (CP) Valve
GLL100939Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
GLL100563Courtesy of VOLVO CARS OF NORTH AMERICA.