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Thread: Mazda b2300 engine idle problems

  1. #1
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    Mazda b2300 engine idle problems

    I have 1994 b2300. Engine recently started idling bad. I unplugged the mass air flow sensor and it ran better. So i thought thats was it an got another one off a truck at the junk yard. Its still idling bad with the change. any suggestions?

  2. #2
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    Quote Originally Posted by ilper View Post
    I have 1994 b2300. Engine recently started idling bad. I unplugged the mass air flow sensor and it ran better. So i thought thats was it an got another one off a truck at the junk yard. Its still idling bad with the change. any suggestions?

    check if your mazda b2300 has a cold sensor valve. its like a choke on fuel injection cars and it take a sample of temp from coolant.also clean MAF sensor inside of it.

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    Last edited by airwaves; 09-26-2009 at 04:01 AM.

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