Debris in Idle Air Control Valve May Cause Engine Problems on Toyota Highlander
Problem overview
Debris can get into the idle air control valve. This will restrict the air flow into the engine, causing idle speed and/or stalling when cold. The valve can be cleaned or replaced to correct this concern.
9 people reported this problem
2 commentsToyota Highlander vehicles with this problem
Average mileage: 145,000 miles
(140,000 - 150,000)
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