6
Fuel system
Fuel system basic procedure............................................ 6-1
Starting the engine after running out of fuel............................... 6-1
Reducing the fuel pressure ........................................................ 6-1
Disconnecting the quick connector ........................................... 6-1
Measuring the fuel pressure....................................................... 6-2
Fuel filter assembly ............................................................ 6-3
Checking the fuel filter assembly ............................................... 6-4
Checking the fuel filter element.................................................. 6-4
Checking the fuel cup assembly ................................................ 6-4
Checking the primer pump ........................................................ 6-4
Assembling the fuel filter............................................................ 6-5
Installing the fuel filter ................................................................ 6-5
Low-pressure fuel pump ................................................... 6-6
Checking the low-pressure fuel pump ....................................... 6-7
Checking the feed valve (low-pressure fuel pump).................... 6-7
Checking the relief valve (low-pressure fuel pump) ................... 6-7
Installing the low-pressure fuel pump ........................................ 6-8
Vapor separator and high-pressure fuel pump ............... 6-9
Draining the fuel ....................................................................... 6-10
Removing the vapor separator................................................. 6-10
Checking the high-pressure fuel pump.................................... 6-10
Assembling the vapor separator .............................................. 6-10
Installing the vapor separator................................................... 6-11
Fuel hose assembly ......................................................... 6-12
Fuel hose, feed valve, relief valve, and fuel strainer ..... 6-13
Disassembling the fuel hose assembly .................................... 6-14
Checking the fuel strainer ........................................................ 6-14
Checking the relief valve (high-pressure fuel pump)................ 6-14
Checking the feed valve (high-pressure fuel pump)................. 6-15
Checking the fuel pressure sensor (high-pressure fuel
pump) ....................................................................................... 6-16
Assembling the fuel hose assembly......................................... 6-16
Installing the fuel hose assembly ............................................. 6-17