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Author what would couse no spark atall?
jamesy1990
Member

Registered: 15th Dec 08
Location: fife
User status: Offline
15th May 10 at 10:33   View User's Profile U2U Member Reply With Quote

took the engine out my x16xe for a rebuild .. completed the rebuild and re-fitted engine .. its timed right its cranking fine its getting fuel ... but no spark , all my earth are conected eg.. 2 earths on lower inlet 2 earths on altenator and main earth from -tve to bulkhead and i have checked them all with the multi meter there is a complete circuit through all of them , i have also tried 2 diffrent coil packs and there is 12.4 volts going to the coil pack , and i have also fitted new plugs and leads but still no spark! any help will be aprreciated
mike56gte
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Registered: 23rd Jun 09
Location: Fife, scotland Drives: Audi S3
User status: Offline
15th May 10 at 10:47   View User's Profile U2U Member Reply With Quote

did you get the crank sensor sorted out cause am sure that will stop it sparking?
jamesy1990
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Registered: 15th Dec 08
Location: fife
User status: Offline
15th May 10 at 10:52   View User's Profile U2U Member Reply With Quote

yeah crank sensor is sorted , but it was the old one off steves engine i fitted so unsure weather that is goosed or not , gona stick my old one on the now and see how i get on...... wana fire along help me out? could do with a extra set of hands to check for spark ect....

[Edited on 15-05-2010 by jamesy1990]
Limecat
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Registered: 25th Jun 05
Location: The Internet
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15th May 10 at 12:06   View User's Profile U2U Member Reply With Quote

When you say you are getting fuel, do you mean injectors are firing or you just have pressure at the rail?

Without a crank sensor signal you will get no spark and no injector pulse.

You can check for an injector pulse with an LED (note that they are 'handed' - they have +ive and -ive).
jamesy1990
Member

Registered: 15th Dec 08
Location: fife
User status: Offline
16th May 10 at 10:15   View User's Profile U2U Member Reply With Quote

i disconected the fuel line at the rail and in pumping through fine , i removed the spark plugs and the seem to be wet and they smell like petrol so im presuming fuel is getting into the cylinders , its just not catching a spark... tried 2 crank sensors 2 coil packs yet nothing
--ToM--
Member

Registered: 23rd Nov 07
Location: Wirral
User status: Offline
16th May 10 at 10:17   View User's Profile U2U Member Reply With Quote

ecu
jamesy1990
Member

Registered: 15th Dec 08
Location: fife
User status: Offline
16th May 10 at 10:22   View User's Profile U2U Member Reply With Quote

ecu has always been in the back of my mind , but it fired fine when i removed the engine 2 weeks ago

 
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