6D93G11
FUEL
1
2
3
4
5
6
7
8
9
Fuel system
Special service tools .....................................................................................4-1
Hose routing...................................................................................................4-2
Fuel and blowby hoses..............................................................................4-2
Fuel filter and fuel pump ...............................................................................4-3
Checking the fuel pump.............................................................................4-5
Disassembling the fuel pump ....................................................................4-5
Checking the diaphragm and valves .........................................................4-6
Assembling the fuel pump .........................................................................4-6
Intake manifold...............................................................................................4-7
Checking the throttle position sensor ........................................................4-9
Installing the throttle position sensor .........................................................4-9
Checking the idle speed control ................................................................4-9
Vapor separator............................................................................................4-10
Reducing the fuel pressure......................................................................4-13
Disconnecting the quick connector..........................................................4-13
Measuring the fuel pressure ....................................................................4-13
Checking the pressure regulator ............................................................. 4-14
Draining the fuel ......................................................................................4-15
Removing the fuel hose clamp ................................................................4-16
Installing the fuel hose clamp ..................................................................4-16
Disassembling the vapor separator .........................................................4-16
Checking the vapor separator .................................................................4-16
Assembling the vapor separator..............................................................4-17
Adjusting the float ....................................................................................4-17
Canister.........................................................................................................4-19
Checking the canister ..............................................................................4-20