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Home >> Toyota >> 2017 >> Highlander LE Plus, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Lighting System (Exterior) - Diagnostic Codes & Circuit Tests - (Except Hybrid) >> Lighting System >> Circuit Tests >> Daytime Running Light Relay Circuit [12/2013 - 11/2016] >> Description

Daytime Running Light Relay Circuit [12/2013 - 11/2016]: Description

for DRL LED Type: 

The main body ECU (multiplex network body ECU) controls the daytime running lights (daytime running light assembly) via the semiconductor pwr integration ECU.

for DRL Bulb Type: 

The main body ECU (multiplex network body ECU) controls the daytime running lights (low-intensity high beam headlights) via the semiconductor pwr integration ECU.