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    hitz's Avatar
    hitz Posts: 6, Reputation: 1
    New Member
    		  
    #1

    Nov 3, 2006, 09:07 AM
    90 civic.. 1 blink
    I have a 1990 civic. There service engine light came on. I get one blink. What is the error and how do I fix it?
    TxGreaseMonkey's Avatar
    TxGreaseMonkey Posts: 16,761, Reputation: 5597
    Uber Member
    		  
    #2

    Nov 3, 2006, 02:41 PM
    You have a problem in the Oxygen Sensor circuit. First, check the pigtail connector for corrosion--don't use WD-40 or any cleaner on the connector. Second, reset the ECM. If this does not solve the problem, replace the Oxygen Sensor.
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