I installed a S-AFC once. If I remember correctly...It doesnt matter which side. Only one of the wires (on a S-AFC) is actually Routed through the box...all others just Tap into the harness for readings.
But dont listen to me...I am not a Professional.
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RiceRocket & The Blue Bullet

Eating Fords and Shitting Chevys
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1953 Cadillac Coupe De Ville (Fuel Injected, Drive-by-wire, DoD)
2009 Pontiac G8 GT (6.0l V8 Sleeper)
2011 Toyota Sequoia Sport 4x4 (Tow Rig)
My Blog:
www.HotRodCaddy.com