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Old Apr 6, 2015 | 03:11 PM
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slider
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From: kent
Default cosworth MSD wasted spark not working

ive just installed the MSD kit and loom in my mk1 escort but it wont start,

i bought a brand new msd chip and their loom but instead of keeping the old-new module plugs i soldered the wires together as i didnt want the wad of unused connectors in the engine bay,

i get a couple if sparks when first cranking then nothing, also one of the ignition modules gets warm quickly and there is an almost constant spark on coil 1&4 but only a small spark,

its a level 8 ecu with a 4x4 wiring loom, ecu was tested on a m8's car before the conversion and ran fine,

ive checked the wiring to the ignition modules using this drawing and its the same

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fuel pump is kicking in ok when cranking and i can smell fuel so pretty sure its injecting ok as well, coil pack is nearly new and known to be good, phase sensor is also new,

any ideas what else i need to check
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