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    john75060's Avatar
    john75060 Posts: 2, Reputation: 1
    New Member
    		  
    #1

    Oct 4, 2010, 10:25 AM
    Heated 02 seņor light on 02 nissan altima
    The light is coming on for an 02 Nissan Altima. Changed both 02 sensors but still getting light. Saying closed loop. Any ideas. Thanks
    TxGreaseMonkey's Avatar
    TxGreaseMonkey Posts: 16,761, Reputation: 5597
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    #2

    Oct 4, 2010, 10:43 AM

    After you changed the oxygen sensors, did you use a code reader or scan tool to reset the ECM? Did you contaminate the pigtail connectors? This link may help:

    https://www.askmehelpdesk.com/cars-t...tml#post223376
    john75060's Avatar
    john75060 Posts: 2, Reputation: 1
    New Member
    		  
    #3

    Oct 4, 2010, 01:35 PM
    No nothing Like that pulled it out and hooked it strait up. Then used scanner to reset light. Now light coming back on. Same code.
    TxGreaseMonkey's Avatar
    TxGreaseMonkey Posts: 16,761, Reputation: 5597
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    #4

    Oct 4, 2010, 04:49 PM

    Did you install Denso sensors or generic Bosch?
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