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Toyota Highlander Hybrid Problems

Check Engine Light Due to Hose Off of Air Filter Housing on Toyota Highlander Hybrid

Problem Description and Possible Solution

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.

(7 people reported this problem)

Toyota Highlander Hybrid Vehicles With This Problem

RepairPal Verified
Average mileage: 160,000 (129,000–191,000)
Engine affected: 3.3L V6
5 model years affected: 2006, 2007, 2008, 2009, more2010
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Brake problem? Or maybe a faulty head gasket cylinder?
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