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  1. #1

    Default Hoe running to lean???

    my engine service soon light has been on fow a few days s i took it to advance auto to do a test and a code came up saying engine running lean. what does this mean?

  2. #2
    Sr. Engineer
    Join Date
    Jun 2009
    Location
    San Diego, CA
    Posts
    426

    Default

    Have you recently added any mods? Usually a loose intake or an aftermarket MAF will be the culprit. Check all your fittings, disconnect your battery and see if that takes care of your codes.
    Black Bear Performance- Custom Tuning Solutions

    Authorized EFILive and MAGNACHARGER seller

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