E 350 Van V8-351 5.8L VIN G 2-bbl (1985)
Air Diverter Valve: Description and Operation
Air Divert/Control Valves
Fig. 67 Standard air control valve. 1983---87
These valves are used to direct air pump output to the exhaust manifold or downstream to the catalyst system depending on the engine control modes.
1984---87 vehicles use the standard air control valve, Fig. 67.