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Fiesta rs wont start

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Old Feb 20, 2010 | 03:48 PM
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rsfiesta2002
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Default Fiesta rs wont start

Does any1 know what the symptoms are of a broken ECU? and also what would cause the fuel pump to keep priming? and a tapping noise from the injectors?
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Old Feb 20, 2010 | 04:41 PM
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Broken ecu will usually result in lots of different symptoms dependant on what part is buggered, should prime only at certain times I think on the RS ?, priming too often is no problem though(won't stop it running), check for sparks, check for injector pulse, with either a noid light or a analogue metre, do not use a light bulb.
tabetha
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Old Feb 20, 2010 | 04:46 PM
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Fuel pump is signalled by CPS, "Tapping" you hear from injectors is the pulsing so this is the first thing I would be looking at. Does sound as if something more may be wrong with your ECU though.

Martin
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Old Feb 20, 2010 | 05:04 PM
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Thanks 4 your help guys
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Old Feb 20, 2010 | 05:13 PM
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check earths mate,
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