engine runs for 10 minutes and shuts off

1990 FORD FIESTA
80,000 MILES
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TAXIPAT
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my car will start and run, no problem, after approx 10 minutes the engine will cut out it will continue to start and cut out again. It is a fiesta rs turbo 1990 after the initial start it will continue to cut out again at any time up to 10 minutes variable,.its had new plugs ,ht leads,ignition coils ,all relays in fuse box,checked all fuses,fuel pump,fuel supply to injectors,accident emergency fuel cut off to injectors,wires were slightly burnt due to bad connection,initially by passed the switch but have now put the switch sensor back in place.unplugged all electrical connections checked and replaced,checked pressure regulator and replaced ecu.after doing various tests have found that the fuel is being cut off at the injectors for what reason i do not know,any help would be appreciated,thankyou.
Nov 14, 2011 at 7:31 PM
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TAXIPAT
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to continue my sentence,,..after approx 10 mins it will stall,it will restart and stay running for two to ten minutes continuesly and stall again..
Nov 14, 2011 at 8:08 PM
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JACOBANDNICKOLAS
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When it dies, does it start right back up?
Nov 14, 2011 at 11:48 PM
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TAXIPAT
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yes it does,but the longer you leave it to cool down the longer it will run for,max 15 to20 minutes,minimum10 seconds
Nov 15, 2011 at 12:07 PM
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RIVERMIKERAT
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Check fuel pressure when it stalls. Using a test light, make sure the coil is receiving power and the injectors are receiving power and being pulsed.
Dec 31, 2011 at 8:16 AM