PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary. Airbag System
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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 ...