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  1. E39 (1997 - 2003)
    I scanned and got these codes; p0155 is saying oxygen sensor heater ciruit bank 2 sensor 1. Should I replace both O2 sensors or would I have to do more ?
  2. E39 (1997 - 2003)
    The code only lights up after about 15 minutes worth of driving, which for my daily commute is when I am driving on the highway. And on the following trip, the SES light will go out promptly after start up, only to light up again after 15 minutes as stated. The pattern has repeated without fail...
  3. E46 (1999 - 2006)
    I have been chasing my Lean Codes (P0171 & P0174) for so many years; it is not even funny. I did many things but never found the cause. There were a few things I never tried. One was the MAF sensor. There is no reliable way to test it if it is really defective or not. It is an expensive item...
  4. X5 E53 (1999 - 2006)
    So I have a 2002 X5, it's a 3.0 litre (M54) I bought it for my wife a while ago. To make a long story short the MIL light (malfunction indicator light, service engine soon) was on when I bought it. I have worked on cars before, quite a bit, but never a Beemer, so I bought service manual...
  5. E39 (1997 - 2003)
    I have a 2002 E39 530i that will not start or crank. Lights come on, fuel pump engages but starter will not turn with key. Last week I left my car outside in 10-30 degree weather for a week while I was out of town. When I came back "check coolant" was illuminated on the dash. It had trouble...
1-5 of 5 Results