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  1. BMW 3 Series Forum - Technical Talk on the BMW E46
    Has my car on the rollers on Sunday, but it only made 287bhp, mostly due to fuelling by the look of it. The AFR was over 15:1 at WOT when it should have been around 13:1 so the car is ultra lean. The guy ran a code reader and it showed the pre-cat probes reading was up and down with vastly...
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