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

Mouse ate some wires... what are they? (the wires, not mice)

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Old 12-23-13, 09:04 PM
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OH Mouse ate some wires... what are they? (the wires, not mice)

Removed the cover to the ECU and I found a nice little mouse nest and the bastard chewed through two wires. One is Brown with Yellow stripe and the other is Red with a Green stripe. The look like they run up into the engine bay and then go to a connector that then runs up above the dash and towards the steering wheel. I took an ohm meter and checked each connection on the ECU but they don't seem to go directly there. Any ideas what they control? Curious if this is why I kept having a surging idle or a feeling of fuel cut at times.
Old 12-23-13, 10:46 PM
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Check out page B2 of the 1985 wiring diagram here for the GSL-SE.

http://foxed.ca/rx7manual/manuals/19...g_Diagrams.pdf

It looks like the Brown/Yellow goes to an injector. I don't see a Red/Green on the big CPU connector. Can you identify the connector by taking a picture or looking at the wiring diagram? Just a hint, but the last page of the wiring diagram pdf shows a layout of all the major connectors.
Old 12-27-13, 10:03 PM
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Here are a couple pics… it looks like maybe the one wire is Brown with an Orange stripe rather than yello. But its the Red/Green wire that was almost completely chewed through.

http://www.flickr.com/photos/112702939@N03/11596766694/

http://www.flickr.com/photos/112702939@N03/11597224896/
Old 12-28-13, 10:10 AM
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Regardless of where these go, this is an easy fix. It don't look like they go into the wires that much so electrical tape will fix this. You could also cut out the bad area and splice new wire in along with heat shrink tube.
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