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Many times after the engine has been on (running) and is turned off - then key is immediately turned back on - that light will not illuminate!
After a few moments with key off - then turned back on - it will.
Do a little experimentation so you can show the emissions inspector.
Many times after the engine has been on (running) and is turned off - then key is immediately turned back on - that light will not illuminate! After a few moments with key off - then turned back on - it will. Do a little experimentation so you can show the emissions inspector.