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Title: Technician A says that high HC emission levels are often caused by a fault in the ignition system. T Post by: motorhead on Feb 23, 2016 Technician A says that high HC emission levels are often caused by a fault in the ignition system. Technician B says that high CO2 emissions are usually caused by a richer-than-normal air-fuel mixture. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician Title: Re: Technician A says that high HC emission levels are often caused by a fault in the ignition syste Post by: mag90si on Feb 27, 2016 Content hidden
Title: Re: Technician A says that high HC emission levels are often caused by a fault in the ignition system. T Post by: motorhead on Mar 19, 2016 ^^ Correct
Title: Re: Technician A says that high HC emission levels are often caused by a fault in the ignition ... Post by: suav leon on Jun 16, 2020 Thank you
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