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2016
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Highlander XLE, AWD
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Repair and Diagnosis
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Suspension
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Wheels & Tire System
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Tire Pressure Warning System - Diagnostic Codes & Circuit Tests - (Except Hybrid)
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Tire Pressure Warning System
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Circuit Tests
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ECU Power Source Circuit [12/2013 - 11/2016]
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Description
ECU Power Source Circuit [12/2013 - 11/2016]: Description
The IG circuit is the power source for the tire pressure warning ECU and receiver.