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Forum namePerformance/Engine
Topic subjecterror code 21
Topic URLhttps://forums.2gnt.com/dcboard.php?az=show_topic&forum=i5&topic_id=17332
17332, error code 21
Posted by eclipzza97rs, Mar-13-02 06:29 AM
any ideas how to fix this?
17333, RE: error code 21
Posted by DarkOne, Mar-13-02 07:13 AM
Replace the O2 sensor.