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    Mazda 121 2000 Problems

    Are you having problems with your 2000 Mazda 121? Let our team of motoring experts keep you up to date with all of the latest 2000 Mazda 121 issues & faults. We have gathered all of the most frequently asked questions and problems relating to the 2000 Mazda 121 in one spot to help you decide if it's a smart buy.

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    Used Mazda 121 review: 1996-2002
    By Graham Smith · 28 January 2009
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    Shaky shades
    Answered by Graham Smith · 16 October 2008

    IT SOUNDS as if the engine is running too rich, which could be caused by a faulty oxygen sensor in the exhaust. It's there to monitor the air-fuel mixture and send signals back to the engine-management computer. If it's faulty it could be sending the wrong message.

    Used Mazda 121 review: 1996-2001
    By Graham Smith · 31 January 2003
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    Disclaimer: You acknowledge and agree that all answers are provided as a general guide only and should not be relied upon as bespoke advice. Carsguide is not liable for the accuracy of any information provided in the answers.
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