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fuel filter

  1. Need advice Fuel filter - error P0302 and P0456

    2G (2006 - 2011) Rio & Rio5
    I have a Kia Rio5 08’, my engine light says my problem is error P0302. I changed my spark plugs a year and a half ago and my ignition coil like 3 years ago. I haven’t changed the fuel filter but I think that might be the problem. I also get error P0456. I’m thinking about just changing the fuel...