midwest. 273 posts · Joined 2004. #6 · Jun 29, 2005. The problem should not be the job, it is parts availability.Should be done in 8-10 hrs max.Most dealers don't stock injectors. Good luck. Have valve lash checked even if you have to pay for it.):h. L. On average, diesel fuel injectors should be replaced every 95,000 miles. Of course, several factors go into play such as operating conditions, the load being put on the engine, and the quality of fuel used. If you bought the vehicle used, a thorough inspection will tell you how much life is left on the injectors and other vital key components. Reconnect the battery. Prime the fuel system by turning the ignition key to the “start” position a few times (with several seconds in place). You’ll hear the fuel pump prime the lines. Do this at least 3 times to pressurize the fuel lines. Inspect the engine compartment for fuel leaks at the injector rails. Oct 21, 2014. #1. 4000 hours with all fuel injectors worn out is not common unless the fuel used has low lube or the filter system is poor. They consist of close-fitting hardened metal parts and life depends on clean fuel with adequate lube (that some ultra-low diesel fuels do not have). Vay Tiền Trả Góp Theo Tháng Chỉ Cần Cmnd Hỗ Trợ Nợ Xấu.

how to change diesel injectors