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No Spark No Fuel No start 93 XJ Update Tried a donor ECU yesterday, not the exact one but close. A 117 box. Doesn't have the security mode. BUT, using this one I did get a dash CEL symbol and was able to use the key method and get CEL codes. Only 1 2 as I said previously but using my original...

Thanks Digger, have done that with no progress. This ASD module sounds interesting, no idea where it is, one reader said on his 96 its on the tranny hump? Can you jump it like I did the fuel pump, just to hear it run? Maybe 87 and 30 . I'm pretty sure I have the security disengaged, 2 fuses...

1993 Cherokee 4.0L . I think I've tried and checked everything. Power everywhere. Disarmed the factory security. No blown fuses of the big 40a one either. Cranks like crazy but no fire. No spark or fuel delivery. Possibly someone criss crossed the jumpers trying to start it with dead battery so...