firstlexus Posted September 29, 2004 Posted September 29, 2004 How do I diagnose a Check engine light problem on a 98 ES300 it came one once before a month ago but went away after a couple of days this time it's been a week and it starting to annoy me. any suggestions. anyway I can troubleshoot this myself.
steviej Posted September 30, 2004 Posted September 30, 2004 drive to Autozone and have then pull the codes, it is a free serives. Post all the codes here. We can't help if we don't know what the code(s) is(are). steviej
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