I have a mep 002a and its been starting hard cranks alot to get started some what like fuel issue after it runns for about 20 mins it wont start till it cools down but now it wont start my ? is i have a 003a would the pump off that fit the 002a looks alot alike with 2 lines capped off im not getting any fuel to the injectors uless their is something really stupid im missing