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  1. p0171 code lean bank 1

    3rd Generation Chrysler Minivans: 1996-2000
    Hi, On my 1996 Chrysler T&C 3.8 engine, I have had the CEL come on twice recently. The first time it went off after a few days, but come on again. While it was on the second time I had it checked at Advance and they said code p0171 (lean bank 1) was showing. It has since then gone off on...
  2. Check Engine Light - P0171 Code

    4th. Generation Chrysler Minivans: 2001-2007
    2003 Caravan SE with 164,000 km on a 3.3 litre. What would be the most common causes for tripping a P0171 (system too lean) code? I haven't been able to locate any holes in the air intake system. Put in a new air filter while I had it apart and managed to clear the code with a friends Elm327...