Diesel fuel system service 389 Servicing fuel filters 390 Bleeding and checking the fuel system 391 Injector service 392 Removing and installing injectors 393 Servicing injectors 394 Injector testing 397 Injector faults 398 Removing and installing injection pumps 398 Spilltiming an inline pump 401 Injection pump servicing 402 Diesel engine problems 404 Checking diesel electronic controls 406 Technical terms 406 Review questions 407