2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

Plug wires crossed. WTF

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Old Jan 14, 2002 | 01:18 AM
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From: sandiego, ca
Plug wires crossed. WTF

My car runs bad so i looked in the engine and saw that my new magnacore race wires were crossed. Only on my leading. T1 was on T2 and vise versa. Whats the efect of this. I changed it to normal and car still ran like crap. I later found out that it was my S-AFC. I disconected it and car started running better. Sputtering when cold problem solved. I dont know what was wrong with the afc but it seems as the crossed wires didnt do anything
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Old Jan 14, 2002 | 01:20 AM
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you can cross the leading. they both fire at the same time anyways. just don't cross the trailing. or mix leading/trailing.
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Old Jan 14, 2002 | 02:32 AM
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From: sandiego, ca
ok

But isnt the second rotor different ... it sends some voltage back to the coil right... ? but thanks.. I was scared for a sec
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Old Jan 14, 2002 | 02:46 AM
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no 2nd rotor isnt any different, the trailing I know at least fire the exact same
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Old Jan 14, 2002 | 08:18 AM
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How does the car run when you do cross them? I don't think mine are crossed but could someone just explain. When I look at the connectors I kind of need to know how they go I.E right trailing connector to right trailing spark plug? I changed my plugs yesterday and I might have got them messed up. Oh, yea all you people with N/a's out there just remember you can beat just about any common car without some dumb turbo or supercharger. Well I do it with my street port . Just remember if you go with Turbos go with some nice stage 3 ball bearings ones
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Old Jan 14, 2002 | 11:24 AM
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When I bought my car one of the rotors had the leading and trailing wires switched. After i corrected it the car Idled much faster and I had to reajust the Idle. That was 40,000 miles ago so I guess no damage was done.

P.S. The Haynes repair manual says which plug is leading and which is trailing in 2 different spots and the contradict each other. I think there is a mark on the engine and the coils are marked.
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Old Jan 14, 2002 | 02:37 PM
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From: sandiego, ca
hey

IM almost positive that the first rotor is number one. The one closest to u when u pop ur hood. Now the top plug is trailing and bottom is leading.
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