Fault code problem

This topic contains 1 reply, has 2 voices, and was last updated by  dtownfb 5 years, 6 months ago.

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  • #1613

    contesy
    Participant

    It shows me a P1656 OCV circuit bank 1 and P0135 Oxygen sensor heater circuit problem when test by N607 Nissan Fault Code Reader.What does this mean and were is the problem ?

    #5691

    dtownfb
    Participant

    contesy: What year is your Quest?

    The P0135 has to do with a bad Oxygen sensor or connection in bank 1. I can’t find anything on P01656.

    I would have someone take a look at the oxygen sensor and the connection, erase the codes and see if they come back. P0135 & P1656 may be related.

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