electrical DODGE RAM 2003 Service Repair Manual

DODGE RAM 2003 Service Repair Manual RAM 2003 DODGE DODGE https://www.carmanualsonline.info/img/12/56913/w960_56913-0.png DODGE RAM 2003 Service Repair Manual

Page 1762 of 2895

DODGE RAM 2003  Service Repair Manual pump. The Fuel Pump/Gear Pump is a low-pressure
pump and produce pressures ranging from 551.5 kpa
(80 psi) to 1241 kpa (180) psi. Fuel then enters the
fuel injection pump. Low pressure fuel is then su

Page 1763 of 2895

DODGE RAM 2003  Service Repair Manual Fig. 9 ECM REMOVAL/INSTALLATION
1 - ECM LOCATION
2 - ELECTRICAL CONNECTORS (2)
3 - CONNECTOR BOLTS
4 - ECM MOUNTING BOLTS (5)
5 - BOTTOM OF INJECTION PUMP
Fig. 10 OVERFLOW VALVE
1 - BANJO BOLTS
2 - PU

Page 1765 of 2895

DODGE RAM 2003  Service Repair Manual (4) Apply clean engine oilto injection pump
o-ring only.
The machined tapers on both injection pump
shaft and injection pump gear must be abso-
lutely dry, clean and free of any dirt or oil film.
This

Page 1769 of 2895

DODGE RAM 2003  Service Repair Manual FUEL PRESSURE SENSOR
DESCRIPTION
The fuel pressure sensor is mounted vertically near
the top/center of the fuel rail.
OPERATION
The fuel pressure sensor monitors actual high-
pressure within the fuel

Page 1770 of 2895

DODGE RAM 2003  Service Repair Manual INSTALLATION
(1) Be sure both top of manifold and limiting valve
are clean.
(2) Assemble banjo bolt and new sealing washers
to limiting valve.
(3) Tighten banjo bolt to 24 N´M (17 ft. lbs.)
torque.
F

Page 1771 of 2895

DODGE RAM 2003  Service Repair Manual (7) If fuel tank is to be replaced, remove fuel tank
module from tank. Refer to Fuel Tank Module
Removal/Installation procedures.
INSTALLATION - DIESEL
(1) If fuel tank is to be replaced, install fuel

Page 1773 of 2895

DODGE RAM 2003  Service Repair Manual OPERATION
The purpose of the fuel transfer pump is to supply
(transfer) a low-pressure fuel source:fromthe fuel
tank,throughthe fuel filter/water separator andto
the fuel injection pump. Here, the low

Page 1774 of 2895

DODGE RAM 2003  Service Repair Manual (4) Be sure pump is positioned flat to fuel filter
housing. Install mounting bolts and evenly tighten to
7 N´m (61 in. lbs.).
(5) Connect fuel line extension at fuel supply line.
(6) Connect electric

Page 1777 of 2895

DODGE RAM 2003  Service Repair Manual CAUTION: Do not attempt to remove sensor from
its mounting bracket as electronic calibration will
be destroyed (sensor-to-bracket mounting screws
are permanently attached). Two accelerator lever
set s

Page 1778 of 2895

DODGE RAM 2003  Service Repair Manual (7) If cable is to be separated at APPS, unsnap
cable clip from ball socket (Fig. 7). Release cable from
plastic housing by pressing on small cable release tab
(Fig. 6).
Fig. 3 APPS ASSEMBLY
1 - LEVER