Thread: 16 Wrx Map Switching Fail safe
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Old 02-06-2017, 06:21 PM
Richard L Richard L is offline
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Join Date: Oct 2003
Location: England
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Default Re: 16 Wrx Map Switching Fail safe
The blue wire in an input of the HFS4's aux failsafe.
The orange wire is an output wire to switch map via the OE ECU.

What model year is your car?
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