SYSTEM DIAGRAM 1. SECONDARY AIR INJECTION CONTROL SYSTEM DIAGRAM ![]() 2. SECONDARY AIR INJECTION SYSTEM WIRING DIAGRAM ![]() ![]() 3. EGR CONTROL SYSTEM DIAGRAM ![]() 4. EGR CONTROL SYSTEM WIRING DIAGRAM ![]() ![]() 5. EVAP CONTROL SYSTEM DIAGRAM ![]()
6. EVAP CONTROL SYSTEM WIRING DIAGRAM ![]() |
Toyota Tundra Service Manual > Lighting System: Headlight Relay Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) receives light control switch information signals and illuminates the low beam headlights. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the bulbs and fuses for circuits related to this system before performing the following procedu ...