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Highlander XLE, AWD
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Suspension
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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 [11/2016 - ]
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Description
ECU Power Source Circuit [11/2016 - ]: Description
The IG circuit is the power source for the tire pressure warning ECU and receiver.