P1188
My 323ci has been throwing ODB-II codes P1188 & P1189 for the last few months. I’ve been struggling to find the cause and it finally turned out to be the MAF. I’ve tried: – Replacing the intake boots – CCV hoses – Fuel injector cleaner – MAF – finally fixed it! Easy fix, just takes […]
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Shows how to replace the pre-catylitic converter oxygen sensor. This is an easy install you can do yourself. BMW rates oxygen sensors to 100000 miles but th…
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