Problem Reports
Volvo S70
Report: Air Pump Failure Due to Failed Air System Check Valve
Volvo S70 Problem
Model Years Affected: 1998, 1999, 2000
Average Mileage: 164,566 mi (120,000 mi - 223,000 mi)
Verified
The secondary air pump may fail causing the check engine light to illuminate. The cause is often a failure of the air pump check valve that contaminates the air pump with exhaust gas/moisture.
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Report #1ZachHunter38, 1998 Volvo S70, 160,000 mi
RookieAir pump failed due to moisture from failed check valve
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Report #2Visitor, 1998 Volvo S70, 200,000 mi
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Report #3DG021077, 1998 Volvo S70, 223,000 mi
RookieI recently bought my 98 volvo s70 from a guy that had pulled out the check engine light. Well comes to find out that i am throwing 10 codes and had to do with the smog pump/air pump
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Report #4Visitor, 1998 Volvo S70, 145,000 mi
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Report #5Visitor, 1998 Volvo S70, 139,400 mi
Air pump whining loudly for several months when first started, then abruptly stopped with CEL.
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Report #6zhangyi, 2000 Volvo S70, 120,000 mi
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