1. J

    3.9 starting problems

    hello and thanks for the welcome
  2. J

    3.9 starting problems

    Hi again , both relays are fine , the pump cuts in and injectors fire as for the crank sensor it hasnt one , the negative on the coil tells the ECU instructions, The other gentleman asked about condition of connectors , all have been cleaned and in good condition, took a plug lead off and fitted...
  3. J

    3.9 starting problems

    Hi Turboman, Yes to the engine though im sorry i dont know from what vehicle, its got the 14CUX but from my research its the older type of loom without fuses, i have fitted two myself though ! The engine is fully marinised, with proper water cooled exhaust manifolds, raw water pump and velvet...
  4. J

    3.9 starting problems

    Hi all, new to the site and needing your thoughts on a subject, i may not get a very warm responce when i tell you its actually a speed boat ! Any way here goes , bought a boat with the 3.9 that didnt run, needed a new fuel pump, timing 180 out and plug leads any how. had it running off a...