- problen with 02 sensor on ibiza fr 2005
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    1. 01-25-2019 04:59 PM #1
      hello i have ibiza 6l FR 2005 1.8T and few days strat a problem with b1 s1 sensor all the time i get no activity and after 2 days open circuit and the o2 sensor dead i try 2 NEW O2 SENSOR and the same problem everyone told me the ecu is not good and now i replace the ecu and the o2 sensor working rich all the the time is +25 +20 and my car very rich i have a problem in my car anyoen have idea?

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    3. 06-30-2019 03:59 AM #2
      thanks, it't useful for me.

    4. 12-02-2019 07:58 AM #3
      The O2 sensor transmits a voltage in relation to the amount of oxygen in the exhaust

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