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2019 Toyota Highlander Hybrid Limited – A/C Stops Cooling When Engine Runs
CUSTOMER CONCERN The air conditioning blows cold with the gasoline engine off but stops cooling when the engine runs. CAUSE The confirmed repair identified lost air-conditioning servomotor initialization as the cause of the temperature-control problem. CORRECTION Perform the air-conditioning servomotor initialization with the scan tool and verify cold air is maintained with the gasoline engine both off and running.
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