1996 7.4 efi mpi surges after warm up
09-27-2010, 01:26 PM
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1996 7.4 efi mpi surges after warm up
I have a 7.4 efi mpi that we rebuilt and after the rebuild surges , when i put the boat in the water for the first 10 mins it runs fine , then when i pull the power back to troll speed 7.5 knots it still runs fine but when im done trolling and put the speed speed up it tried to die , so then i inch the throttles up and let it try to die i will smooth out some then i inch the throttle up more till i finally get to like 3000 rpm but it still surges. any help will be appericatged thaks james
09-27-2010, 02:52 PM
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Two words "Scan Tool". I chased gremlins most of the summer when everyone one asked about scan tool check. When I did the problem was easily solved.
