Problem Reports » Check Engine Light Due to Hose Off of Air Filter Housing

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Lexus ES300

 

Report: Check Engine Light Due to Hose Off of Air Filter Housing

Lexus ES300 Problem
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Model Year Affected: 2001

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When changing the air filter, it is easy to knock off a hose on the air filter housing, which is part of the emission control system. If the vehicle is driven with this hose disconnected, the Check Engine Light will illuminate.