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1990 Volvo 240 Question: fuel pressure high,it starts idles rough

 

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Visitor, 2.3L 4 Cylinder, Canton, GA, May 20, 2010, 04:18

car is 1989 240 2.3 F.I. gas.Itwill start but idles rough one has to pat the gas to keep it running.It runs okay athigher speed.A mechanic (pep boys) checked it & said the fuel pressure reg. was at fault as the fuel pressure was high. The car has 240 K miles on it. Advice please.

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  • Medium-star Best Answer
    Bret Bodas from RepairPal Test Shop, May 20, 2010, 09:12
     Master

    This is a common failure with these fuel pressure regulators. If the pressure is above 40 psi, replace it. When the regulator fails the pressure will jump to over 60 psi, so it's real obvious when they fail.

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  • Answer #2

    Visitor, April 10, 2011, 16:02

    NEVER GO TO PEPBOYS THEY RUIN MY 240.. GO TO M & R AUTO TECH IN GLENDALE CHEAP AND AWESOME VOVLO PROS

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