2003 DODGE RAM width

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Page 1625 of 2895

DODGE RAM 2003  Service Repair Manual REFACING VALVES AND VALVE SEATS
The intake and exhaust valves have a 45É face
angle and a 45É to 44 1/2É seat angle (Fig. 16).
VALVE FACE AND SEAT ANGLES CHART
ITEM DESCRIPTION SPECIFICATION
ASEAT

Page 1729 of 2895

DODGE RAM 2003  Service Repair Manual FUEL INJECTOR
DESCRIPTION
An individual fuel injector (Fig. 17) is used for each
individual cylinder.
OPERATION
OPERATION - FUEL INJECTOR
The top (fuel entry) end of the injector (Fig. 17) is
attached

Page 1733 of 2895

DODGE RAM 2003  Service Repair Manual (2) Install and tighten two mounting bolts (screws)
to 7 N´m (60 in. lbs.) torque.
(3) Install electrical connector.
(4) Install air resonator to throttle body.
5.7L V-8
The IAC motor is not servicea

Page 1736 of 2895

DODGE RAM 2003  Service Repair Manual (1) Install sensor to intake manifold. Tighten to
12±15 N´m (110±130 in. lbs.) torque.
(2) Install electrical connector.
MAP SENSOR
DESCRIPTION
3.7L V-6
The Manifold Absolute Pressure (MAP) sensor

Page 1740 of 2895

DODGE RAM 2003  Service Repair Manual OXYGEN SENSOR
DESCRIPTION
The Oxygen Sensors (O2S) are attached to, and
protrude into the vehicle exhaust system. Depending
on the engine or emission package, the vehicle may
use a total of either 2 o

Page 1750 of 2895

DODGE RAM 2003  Service Repair Manual The PCM supplies approximately 5 volts to the
TPS. The TPS output voltage (input signal to the
PCM) represents the throttle blade position. The
PCM receives an input signal voltage from the TPS.
This

Page 2092 of 2895

DODGE RAM 2003  Service Repair Manual ASSEMBLY
(1) Lubricate piston and guide seals (Fig. 242)
with petroleum jelly. Lubricate other servo parts with
MopartATF +4, Automatic Transmission fluid.
(2) Install new seal ring on servo piston.
(

Page 2093 of 2895

DODGE RAM 2003  Service Repair Manual stant ON, or duty cycle. The variable force and pulse-
width modulated versions utilize similar methods to
control the current flow through the solenoid to posi-
tion the solenoid plunger at a desired