1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

S4 swap wiring?

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Old 04-10-11, 08:20 AM
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KY S4 swap wiring?

Hey guys im about to do an S4 13B swap and i was wanting to know do i have to run the harness for everything or just the engine because i would really like to keep everything but the engine harness in place.
Old 04-10-11, 11:30 AM
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Are you gonna run stock S4 computer or standalone?
Old 04-10-11, 02:37 PM
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the stock ECU is a bit of a PITA. most of the wires are in the FC engine harness, which is easy, it just needs a couple of powers and grounds.

however, the PITA part is the bunch of wires that go thru the BODY harness on the FC, like the ignition.
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