Toyota Tundra Service Manual: Parts Location

IG Power Source Circuit

Precaution

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Toyota Tundra Service Manual > Lighting System: Front Fog Light Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) receives headlight dimmer switch assembly (front fog light switch) information signals and illuminates the front fog lights. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performi ...