Check Engine Light Due to Hose Off of Air Filter Housing on Toyota Highlander
Problem overview
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.
63 people reported this problem
25 commentsToyota Highlander vehicles with this problem
11 model years affected
Average mileage: 170,990 miles
(17,000 - 1,570,000)
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