2004 Volvo C70 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2004 Volvo C70
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2004 Volvo C70 ProblemsEVAP system faults due to purge valve, tank pressure, and gas cap
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
The convertible top may have problems with the micro-switches and potentiometers that help control the raising and lowering of the top.
The battery B+ cable has problems with the terminal end necessitating replacement. Symptoms may include no start, cranks wont start, warning lights coming on and other odd electrical issues. The B+ cable end is located in the engine compartment fuse box near the drivers side shock tower.
2004 Volvo C70 Questionsis it normal for water to drain heavy if the car sitting with the AC on? (1 answer)
Water was coming heavy form under the car