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EVAP system faults due to purge valve, tank pressure, and gas cap on Volvo C70

Problem Description and Possible Solution

The evaporative emissions system has problems with the purge valve, tank pressure sensor, and the fuel cap. All of these failed components will cause the check engine light to illuminate. To prevent turning on the check engine light accidentally, make sure the fuel cap is installed correctly after re-fueling

Problem Data
RepairPal Verified
Average mileage: 87,250 (13,000–130,000)
7 model years affected: 1998, 1999, 2000, 2001, more2002, 2003, 2004
12 people reported this problem
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Inspection. Evaporator leak detection pump needed anything else it could be.
Chek engine. Evap