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Q:

check engine light stays on.havecodes poo16 and poo73. on 2008 Mazda Mazda6

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
camshaft sensor,crankshaft sensor replaced these code,erase ,reset computer. light stayed off 2hrs. and came on again,HELP@! I NEED AN INSPECTON STICKER A.S.A.P
(1) Answer
Find out WHY computer says these parts need to be checked.
Circuit check,a code does not mean that sensor is causing problem.