Dodge Ram Truck 1500-2500-3500. Manual — part 1458
12. Remove 4 fuel rail mounting bolts (1).
13. Gently rock and pull left side of fuel rail until fuel
injectors just start to clear machined holes in cyl-
inder head. Gently rock and pull right side of rail
until injectors just start to clear cylinder head
holes. Repeat this procedure (left/right) until all
injectors have cleared cylinder head holes.
14. Remove fuel rail (with injectors attached) from
engine.
15. If fuel injectors are to be removed, (Refer to 14 -
FUEL SYSTEM/FUEL INJECTION/FUEL INJEC-
TOR - REMOVAL).
5.7L V-8
WARNING: THE FUEL SYSTEM IS UNDER CONSTANT PRESSURE EVEN WITH ENGINE OFF. BEFORE SER-
VICING FUEL RAIL, FUEL SYSTEM PRESSURE MUST BE RELEASED.
CAUTION: The left and right fuel rails are replaced as an assembly. Do not attempt to separate rail halves
at connector tube. Due to design of tube, it does not use any clamps. Never attempt to install a clamping
device of any kind to tube. When removing fuel rail assembly for any reason, be careful not to bend or kink
tube.
14 - 20
FUEL DELIVERY - GAS
DR/DH
1. Remove fuel tank filler tube cap.
2. Perform Fuel System Pressure Release Procedure. (Refer to 14 - FUEL SYSTEM/FUEL DELIVERY - STAN-
DARD PROCEDURE)
3. Remove negative battery cable at battery.
4. Remove flex tube (air cleaner housing to engine).
5. Remove air resonator box at throttle body.
6. Disconnect all spark plug cables from all spark plugs and ignition coils. Do not remove cables from cable routing
tray. Note original cable positions while removing.
1 - #8 COIL-TO- #5 SPARK PLUG (MARKED 5/8)
7 - CABLE TRAY
2 - #5 COIL-TO- #8 SPARK PLUG (MARKED 5/8)
8 - CLIPS (SPARK PLUG CABLE-TO-TRAY- RETENTION)
3 - #7 COIL-TO- #4 SPARK PLUG (MARKED 4/7)
9 - #2 COIL-TO- #3 SPARK PLUG (MARKED 2/3)
4 - #3 COIL-TO- #2 SPARK PLUG (MARKED 2/3)
10 - #6 COIL-TO- #1 SPARK PLUG (MARKED 1/6)
5 - #1 COIL-TO- #6 SPARK PLUG (MARKED 1/6)
11 - #4 COIL-TO- #7 SPARK PLUG (MARKED 4/7)
6 - CLIPS (TRAY-TO-MANIFOLD RETENTION)
DR/DH
FUEL DELIVERY - GAS
14 - 21
7. Remove spark plug cable tray from engine by
releasing 4 retaining clips. Remove tray and cables
from engine as an assembly.
8. Disconnect electrical connectors at all 8 ignition
coils. Refer to Ignition Coil Removal/Installation.
9. Disconnect fuel line latch clip and fuel line at fuel
rail. A special tool will be necessary for fuel line
disconnection. (Refer to 14 - FUEL SYSTEM/FUEL
DELIVERY/QUICK CONNECT FITTING - STAN-
DARD PROCEDURE)
10. Disconnect electrical connectors at all 8 fuel injec-
tors. To remove connector refer to. Push red col-
ored slider away from injector (1). While pushing
slider, depress tab (2) and remove connector (3)
from injector. The factory fuel injection wiring har-
ness is numerically tagged (INJ 1, INJ 2, etc.) for
injector position identification. If harness is not
tagged, note wiring location before removal.
11. Disconnect electrical connectors at all throttle
body sensors.
14 - 22
FUEL DELIVERY - GAS
DR/DH
12. Remove 4 fuel rail mounting bolts (2) and hold-
own clamps (3).
13. Gently rock and pull left side of fuel rail until fuel
injectors just start to clear machined holes in
intake manifold. Gently rock and pull right side of
rail until injectors just start to clear intake manifold
head holes. Repeat this procedure (left/right) until
all injectors have cleared machined holes.
14. Remove fuel rail (with injectors attached) from
engine.
15. If fuel injectors are to be removed, (Refer to 14 -
FUEL SYSTEM/FUEL INJECTION/FUEL INJEC-
TOR - REMOVAL).
8.3L - SRT-10
1. Disconnect the electrical connector to the MAP
sensor (2) and Coolant Temperature sensor (3).
2. Release fuel system pressure. Refer to Fuel Pres-
sure Release Procedure in this section.
3. Disconnect negative battery cable.
4. Remove the air cleaner assembly, refer to the
Engine/Air Intake System/Air Cleaner Housing for
more information.
DR/DH
FUEL DELIVERY - GAS
14 - 23
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст