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2021
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Highlander XLE, FWD
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Repair and Diagnosis
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Headlights
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Lighting System (W/ AFS) - Diagnostic Codes (2 Of 2), Symptom Tests & Circuit Tests
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LIGHTING SYSTEM (w/ AFS)
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Taillight Relay Circuit [12/2019 - 11/2023]
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Description
Taillight Relay Circuit [12/2019 - 11/2023]: Description
The main body ECU (multiplex network body ECU) controls the operation of the TAIL relay.