Mini P1157 Lack Of HO2S22 Switch – Sensor Indicates Lean

Description

Possible causes
  • Pinched, shorted, and corroded wiring and pins.
  • Crossed sensor wires.
  • Exhaust leaks.
  • Contaminated or damaged sensor.

    • Symptoms
    – Engine Light ON (or Service Engine Soon Warning Light)
    P1157 Mini OBD Code Description

    The downstream HO2Ss are forced rich and lean and monitored by the PCM. The test fails if the PCM does not detect the output of the HO2S in a calibrated amount of time.

    P1157 Mini Information for specific makes
    P1157 Mini ACURA< Mini/span>
    P1157 Mini BUICK Mini
    P1157 Mini CADIL MiniLAC
    P1157 Mini CHEVR MiniOLET
    P1157 Mini FORD
    P1157 Mini GMC
    P1157 Mini HONDA

    The OBD2 Code Information Be Applicable For Mini:

    2013 Mini Vision Concept,2013 Mini Roadster,2013 Mini Cooper,2013 Mini Countryman,2013 Mini Clubvan Camper,2013 Mini Clubvan,2013 Mini Clubman Bond Street,2012 Mini Rocketman Concept,2012 Mini Coupe,2012 Mini Clubvan Concept,2012 Mini Bayswater,2012 Mini Baker Street,2011 Mini WRC,2010 Mini Scooter,2009 Mini Cooper,2008 Mini One,2008 Mini Cooper,2008 Mini Clubman,2007 Mini Cooper,2006 Mini Concept,2005 Mini Cooper,2004 Mini XXL,2004 Mini Cooper,2002 Mini Cooper,2000 Mini Seven,2000 Mini Cooper

     

    Note:

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