Ford 5.0L Vacuum Hose Routing Diagram - EGR, AIR B/AIR D, Carbon Canister

This document is a vacuum hose routing diagram for a 5.0L Ford engine, uploaded to a 1992 Ford Bronco gallery. The schematic shows the vacuum line connections between major emissions and fuel system components: the vapor management valve (with a tan hose), carbon canister (with a line running to the fuel tanks), throttle body, EGR (exhaust gas recirculation) valve, vacuum reservoir, manifold vacuum source, and the fuel pressure regulator control (FPRC). Hose colors are called out throughout the diagram, including tan, black, red, green, yellow, and pink lines. Along the bottom, three solenoid valves are shown, EGR, AIR D, and AIR B, with the AIR D solenoid noted as "49 STATES ONLY." The AIR B/AIR D (Thermactor air diverter/bypass) assembly is depicted connecting to the engine and the catalytic converter. A red line is marked as running "TO VACUUM CHECK VALVE." A reader can use this diagram to trace or restore correct vacuum hose routing on a 5.0L engine, identify the correct color-coded hose for each component, and understand which emissions solenoids control the EGR and Thermactor air injection system.