ecu codes on a 93 impreza
dustywb1
12-04-2009, 06:49 PM
im getting codes 21 water temp sensor changed it and code 34 and i cant find what that code is and how do i rest the ecu i do not have the green ecu rest wires
PaSol
02-21-2010, 10:10 PM
I dont think there is a code 34, are you sure that is the code? I think you can just disconnect the battery for an hour or so to clear the codes.
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